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NASA’s Mission to Rescue Sinking Space Telescope: Orbital Rendezvous Plans Unveiled

NASA is gearing up for an exciting mission set to launch this Tuesday aimed at rescuing one of its flagship space telescopes.

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The Neil Gehrels Swift Observatory, launched over two decades ago, has been essential in studying gamma-ray bursts—some of the universe’s most powerful explosions. These phenomena occur during events such as black hole formations or when dense stars collide at the end of their life cycles.

Currently, Swift is facing serious threats, as NASA’s models indicate a potential orbital drop to dangerously low altitudes by October, below 185 miles, risking re-entry and disintegration.

Dr. Sean Domagal Goldman, head of NASA’s astrophysics division, emphasized the importance of Swift at a June 17 press conference. “This observatory excels at quickly identifying transient events in the night sky, making it unique. Thus, we’ve concluded that it deserves to be saved.”

In a bid to rescue the observatory, NASA is slated to launch a robotic spacecraft designed to elevate Swift’s orbit. Last year, the agency allocated $30 million to Arizona-based Catalyst Space Technologies for spacecraft development, while Northrop Grumman will supply the aircraft and rockets for launch.

The operation aims to have Northrop Grumman’s Stargazer aircraft lift off from the Marshall Islands around 6:23 a.m. Tuesday. Once at 40,000 feet, the Stargazer will release the Pegasus XL rocket carrying the LINK spacecraft, which stands 6 feet tall and weighs 880 pounds.

Following its launch, the LINK spacecraft will enter orbit, where it will capture the Swift Observatory and work to increase its altitude over several months.

All satellites in low Earth orbit gradually descend due to atmospheric drag. Swift is currently affected by this, compounded by an intense solar cycle experienced in 2024, known as solar maximum, which increases drag as the atmosphere heats up during heightened solar activity.

Digital illustration of NASA’s Swift Observatory.Conceptual Imagery Lab at NASA’s Goddard Space Flight Center

John Nosek, an astronomy and astrophysics professor at Penn State University, noted that salvaging Swift could offer broader benefits beyond just extending observation capabilities.

“The capability of recovering satellites that weren’t intended for in-orbit servicing could revolutionize NASA’s approach to spacecraft management,” Nousek stated. “If the LINK mission succeeds, it will only cost about $30 million (in 2026 dollars) to restore the functionality of a $300 million (2004 dollars) satellite.”

Kieran Wilson, vice president of technology at Catalyst Space Technologies, expressed optimism that the Swift Boost mission will reshape astronomers’ perspectives on satellite longevity.

“Traditionally, satellites are launched, complete their missions, and then are either discarded, re-entered, or put into graveyard orbits,” he stated at a June 17 press conference. “We need to be able to refuel, reposition, and upgrade satellites, even if they weren’t designed for such tasks.”

Since its launch in 2004, Swift Observatory has significantly contributed to our understanding of over 1,400 gamma-ray bursts and other high-energy cosmic phenomena, including the farthest known object detected, originating from an exploding star nearly 13 billion light-years away.

NASA has entrusted Katalyst Space Technologies with the task of building and launching the LINK spacecraft, slated for September 2025. Although the timeline appears feasible, Wilson warned that successfully rendezvousing with Swift in orbit and stabilizing its altitude remains a daunting challenge. Swift wasn’t designed for orbital operations and lacks thrusters to adjust its own position or accompany other spacecraft.

“Operational success in space is notoriously difficult,” Wilson acknowledged. “Rendezvousing with Swift will be particularly challenging, but we are prepared for the task ahead.”

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Katalyst Space Robot Launches to Rescue NASA’s Swift Space Observatory

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NASA’s Swift Space Observatory is on the verge of falling from space for the first time in 22 years. A robot-assisted rescue mission is set to begin on June 30th, as discussed by NBC News’ Gaddy Schwartz with Geon-Hee Lee, CEO of Catalyst Space, in this historic mission.

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Revolutionary Startup Aims to Capture and Redirect Sunlight from Space for Enhanced Energy Collection

Producing solar power on demand is precisely what a US startup, Reflect Orbital, aims to achieve. They intend to utilize mirrors in orbit to redirect excess sunlight back to Earth.

The goal isn’t to make the entire planet sunnier; rather, it’s to extend the hours during which solar power plants can generate electricity each day.

The initial plan involves launching two satellites in 2026 to serve as a proof of concept. These satellites will be equipped with deployable mirrors measuring 18 m x 18 m (59 x 59 ft) and will orbit at a low Earth altitude of about 600 km (373 miles).

Each satellite can illuminate a 6 km (3.73 mile) diameter patch of the Earth’s surface, almost as bright as a full moon.

This illumination level may not be sufficient for solar power generation, but the plan is to deploy numerous satellites all oriented in the same direction, stacking their beams to achieve a total of 5,000 by 2030 and over 50,000 by 2035.

US startup Reflect Orbital proposes using mirrors in orbit to reflect excess sunlight back to Earth – Image credit: Robin Boyden

Under optimal conditions regarding mirror reflectance and precision, certain areas on the ground could experience brightness approaching that of dusk.

However, this isn’t a constant illumination; the mirrors travel at a speed of 7.5 km/s (4.66 mi/s), meaning they can only light up the same area for a few minutes at a time. This technology is mainly beneficial for solar power plants operating just after sunset or just before dawn, as dusk does not provide sufficient brightness.

In contrast, areas receiving adequate natural light will not require enhancement since the satellites may also be in darkness.

This indicates that the economics of this venture might be less viable compared to simply expanding solar power capacity and storage on the ground.


This article addresses the question by Samantha Barker of the University of Oxford: “Can we create sunlight on demand?”

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Unveiling SpaceX’s Innovative Strategy for Cargo Delivery from Space to Earth

SpaceX Falcon 9 Rocket with Starfall Capsule

SpaceX Falcon 9 Rocket and Starfall Capsule Launch

Credit: Jennifer Briggs/ZUMA Presswire/Shutterstock

SpaceX has successfully launched its secretive Starfall system demo capsule into low Earth orbit today. While details on upcoming launches and services remain scarce, SpaceX has shared that Starfall will revolutionize space cargo delivery, including pharmaceuticals and manufacturing materials like semiconductor alloys.

The Starfall capsule lifted off around 6:50 AM local time (11:52 BST) this morning aboard a Falcon 9 rocket from Cape Canaveral, Florida, and successfully landed on a floating platform in the Atlantic Ocean.

What Will Starfall Achieve?

Although SpaceX has not disclosed much about Starfall, a review by the U.S. Federal Aviation Administration (FAA) indicated its primary purpose is the “transportation and delivery of goods through space.” The mission aims to provide “routine access to microgravity environments for scientific research and space manufacturing.” The FAA report also confirmed approval for two additional re-entry vehicle landings associated with this demonstration mission.

Unlike SpaceX’s human-carrying spacecraft to the International Space Station, the Starfall capsule is designed exclusively for cargo. It features a blocky cylindrical design, approximately 3 meters in diameter and less than 1 meter tall, with a payload capacity of 1 ton. The capsule consists of two sections that separate after atmospheric re-entry: the upper section for the payload and a carbon fiber heat shield, which contains compressed gas for safe cargo transport to Earth.

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Following the Falcon 9 rocket’s lift-off, the booster successfully landed on a floating platform in the Atlantic. However, further updates on the Starfall capsule’s status in orbit are pending, including its duration in space before the planned splashdown in the Pacific Ocean, approximately 800 miles off the California coast.

Is SpaceX Unique in This Endeavor?

While SpaceX leads with Starfall, several smaller companies also aim to manufacture materials in low Earth orbit. For example, American firm Varda Space Industries (VSI) plans to produce medicines in orbit before transporting them back to Earth, and Welsh-based Space Forge targets semiconductor and alloy manufacturing.

However, these operations are much smaller compared to Starfall. VSI has launched six small containers, each about 1 meter wide and weighing 300 kilograms, whereas Starfall is three times larger.

Additionally, SpaceX holds a contract with the U.S. military, potentially integrating Starfall into its logistics. The Department of Defense is advancing a project named Rocket Cargo, utilizing SpaceX’s larger Starship rockets for rapid supply deliveries to remote locations. Starfall could serve as a crucial step for smaller cargo deliveries. The U.S. military also collaborates with other companies like Jeff Bezos’ Blue Origin and New Zealand’s Rocket Lab to explore cargo transportation possibilities from space.

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Source: www.newscientist.com

NASA Launches Nancy Grace Roman Space Telescope for Record-Breaking Space Scans

In contrast to many of NASA’s flagship missions, the Roman Telescope was successfully delivered on budget and ahead of schedule. However, achieving this milestone was not without its challenges, according to Benford.

“Bringing this observatory to life in space has been a significant focus of my professional journey, and throughout the years, it felt like a relentless struggle,” he stated.

The Roman Telescope project has faced significant interruptions, including the COVID-19 pandemic and two long government shutdowns in U.S. history. Initially, NASA aimed for a launch by May 2027 at the latest.

The observatory is scheduled to launch atop a SpaceX Falcon Heavy rocket. Following its launch, the Roman Telescope will journey for over three months to reach its orbital destination. Upon arrival, mission controllers will test the observatory’s instruments before commencing scientific observations.

NASA employees and guests view the Nancy Grace Roman Telescope in the clean room.
Jason Andrew, NBC News

If all goes according to plan, Benford anticipates that the telescope’s first images will be revealed by the end of this year.

“It could be around Christmas time; hopefully, it will make for a delightful present,” he remarked.

Currently, NASA has no major space telescope initiatives in the pipeline. The agency is considering a mission called the Habitable World Observatory aimed at discovering signs of life on exoplanets, but this project won’t launch until the 2040s.

The impending launch of the Roman Telescope holds special significance for Goddard Space Flight Center employees, many of whom also contributed to the Hubble and Webb missions.

“The excitement is overwhelming; I’ve dedicated a substantial part of my career to this project,” shared mission systems engineer Mark Melton. He anticipates shedding tears upon the telescope’s deployment.

“It started as a concept, and now it’s a reality,” he concluded.

Source: www.nbcnews.com

Experience the Incredible Speed of Your Current Movement Through Space

Movement is a relative concept, gaining significance only when we compare the motion of one object against another. This is why determining our precise speed through space proves challenging.

Thanks to the Earth’s rotation, speed (relative to the Earth’s center) varies by latitude, peaking at 1,670 km/h (1,040 mph). Meanwhile, the Earth’s orbital speed around the Sun reaches a remarkable 109,000 km/h (67,700 mph).

As our solar system orbits the Milky Way’s center, it travels at an impressive 828,000 km/h (514,000 mph).

These velocities are subject to change in direction relative to one another, making it impractical to simply add them for an overall speed calculation.

Nonetheless, we can define speed in relation to the cosmic microwave background (CMB), a faint radiation remnant from the Big Bang.

Our speed relative to the CMB measures approximately 1,332,000 km/h (828,000 mph) towards a point in the constellation Leo.

Moreover, because the Sun orbits the Milky Way in a direction opposite to the galaxy’s movement through space, the Milky Way itself moves at about 2,257,200 km/h (1,402,560 mph) relative to the CMB.

This speed may seem astonishing, yet your movement relative to the CMB is only around 0.1% of the speed of light. Consequently, time passes roughly 15.7 seconds slower each year compared to the CMB reference frame.














This article responds to the inquiry from Keith Thompson of Warrington: “How fast am I traveling right now?”

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Webb Space Telescope Discovers Methane in Interstellar Comet 3I/ATLAS

Utilizing spectral data from the Mid-Infrared Instrument (MIRI) on the NASA/ESA/CSA James Webb Space Telescope, astronomers have successfully detected methane in the interstellar object 3I/ATLAS. This marks the first direct observation of methane in such an object.



Hubble captured this image of 3I/ATLAS on July 21, 2025, when the comet was 446 million kilometers (277 million miles) from Earth. Image credits: NASA/ESA/David Jewitt, UCLA/Joseph DePasquale, STScI.

“Interstellar objects (ISOs) are planetesimals that originate around distant stars and are subsequently ejected from their formation systems,” explained Matthew Belyakov, an astronomer at the California Institute of Technology.

“During its brief passage through our solar system, 3I/ATLAS provides a unique insight into a population of small extrasolar objects, serving as a valuable reference for understanding the processes of planetesimal formation throughout the galaxy.”

3I/ATLAS is now recognized as the third confirmed interstellar object, following 1I/’Oumuamua and 2I/Borisov, featuring an estimated core diameter of 2.6 km (1.6 miles).

Unlike 1I/’Oumuamua, which appeared inactive, 3I/ATLAS has persisted in a comatose state for some time.

“Concerted efforts are currently underway to analyze the chemical composition of the 3I/ATLAS coma,” the astronomers noted.

“Ground-based spectroscopy has identified gaseous cyanide and atomic nickel, while radio observations with ALMA have detected methanol and hydrogen cyanide in the molecular inventory.”

“Near-infrared space-based observations before perihelion with Webb and SPHEREx have revealed fluorescence signatures from water, carbon dioxide, and carbon monoxide.”

“Post-perihelion SPHEREx measurements indicated a notable increase in carbon monoxide production along with additional emission features in the 3.2-3.4 μm range, likely linked to organic material.”

“Further indicators of evolving activity in 3I/ATLAS include a bluish hue and noticeable asymmetry between pre-perihelion and post-perihelion water production trends.”



This image displays 3I/ATLAS, as captured by Webb’s MIRI instrument, with contour lines illustrating the presence of various gases. Water vapor, predominantly from comatose ice particles, extends beyond the core, while carbon dioxide and methane are concentrated closer to it. The spectrum below labels the signature gases escaping from the comet. Image credits: NASA/ESA/CSA/STScI/M. Belyakov, Caltech/I. Wong, STScI/A. Pagan, STScI.

The recent observations from Webb were conducted using the MIRI instrument on two separate occasions, capturing 3I/ATLAS as it orbited the Sun and subsequently retreated from the solar system.

The initial observation occurred between December 15 and 16, 2025, when the comet was approximately 329 million km (205 million miles) from the Sun. A second observation followed on December 27, when the comet had retreated to around 379 million km (236 million miles).

“Methane is highly volatile, transitioning from solid ice to gas with ease,” the researchers stated.

“The late emergence of methane in Comet 3I/ATLAS indicates that the substance is likely buried beneath a surface layer, shielded from sublimation until the comet’s proximity to the Sun warms the deeper icy layers.”

“The ratio of methane relative to water found is unexpectedly high and shares few parallels in our solar system.”

3I/ATLAS was already noted for its unusual carbon-rich composition, and Webb’s observations have confirmed it remains distinct.

This comet consistently exhibits significantly higher levels of carbon dioxide compared to water, in contrast to typical comets in our solar system.

The presence of methane and carbon dioxide suggests a different origin narrative than those formed around the Sun.

“Additionally, Webb’s observations revealed a rapid decrease in gas production as Comet 3I/ATLAS moved away from the Sun, with water showing the most considerable decline,” the scientists explained.

“Such behavior is expected for an object like this. As the comet receives less solar heat, its surface cools, resulting in diminished ice evaporation.”

A study detailing these findings is set to be published on April 8, 2026, in the Astrophysical Journal Letter.

_____

Matthew Belyakov et al. 2026. Volatile inventory of 3I/ATLAS as observed by JWST/MIRI. APJL 1001, L11; doi: 10.3847/2041-8213/ae5700

Source: www.sci.news

How Space Storms Could Disrupt Train Signals and Trigger Serious Accidents

Trains Entering and Exiting Clapham Junction Station in London

Jack Taylor/Getty Images

Electrical systems in railways across various countries, including the UK, are vulnerable to space weather phenomena. The most alarming possibility is a signal malfunction where a red light could inadvertently turn green, potentially leading to tragic train accidents, warns Cameron Patterson from Lancaster University, UK.

“This can disrupt the signaling systems which are vital for railway safety,” he states. “Proactive measures are essential to mitigate these risks, and it’s critical to communicate this urgently.”

The sun continually releases light and charged particles. This solar wind creates auroras. During solar storms, the sun can emit larger quantities of particles, which may impact the Earth’s magnetic field.

While satellites are particularly at risk, solar storms can also disrupt electrical systems on Earth, inducing unexpected currents in railway tracks due to shifting magnetic fields. This is particularly concerning as many rail systems utilize direct current to determine the presence of trains.

“When geomagnetically induced currents are introduced, they can create anomalies, leading to erroneous signals, such as green lights turning red,” Patterson explained at a recent European Geosciences Union meeting in Vienna, Austria. “Trains travel at high speeds, making it crucial to have advance warning to prevent accidents.”

Patterson cited a notable case from July 1982 in Sweden, where a signal was impacted by solar storm activities, and geomagnetically induced currents were correlated with the signal errors.

He believes more incidents may be overlooked as engineers rarely attribute these anomalies to space weather. Often, by the time they investigate, the solar storm has passed, leaving them unable to find clear causes. Studies in Russia have indicated similar correlations between solar storms and signal irregularities.

A red light erroneously turning green poses the greatest threat, but the reverse scenario can also create significant disruptions, especially if a train is immobilized and its electrical systems fail, potentially endangering passengers who leave the train.

Fortunately, the likelihood of these incidents is low. Such potent solar storms capable of causing these issues are estimated to occur once every 30 years, although a significant storm could strike at any moment, potentially leading to widespread power outages and chaos.

Certain countries have adopted alternative signaling systems using magnetic sensors to monitor train wheels; however, their susceptibility to geomagnetically induced currents remains uncertain.

Many railway systems may also be exposed to disruptions from solar storms, impacting transformers, systems aiding train tilting around curves at high speeds, radio communications, and satellite navigation critical for precise train positioning.

Patterson is collaborating with Network Rail, the Railway Safety Standards Board, and a British engineering firm to enhance system resilience. Initiating dialogue around this issue has been challenging, but their commitment is strong.

Magnus Wike from the Swedish Institute for Astrophysics shares concerns that solar storm-related signal anomalies might go unnoticed. “There may be brief disruptions, but without clear cause analysis, the system returns to normal,” he explains.

Wik mentioned that Sweden modernized its railway system in the 1950s after signal anomalies during geomagnetic storms in the 1930s. He emphasized that the 1982 instance of signals fluctuating between green and red was less severe in impact.

“The Swedish Transport Agency likely lacks insights into whether such events could reoccur,” he states. “We discussed the possibility of researching historical geomagnetic disturbances alongside error logs, though it’s not an official undertaking.”

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Source: www.newscientist.com

How Space Storms Can Disrupt Train Signals and Lead to Serious Accidents

Trains entering and exiting Clapham Junction station in London

Jack Taylor/Getty Images

Electrical systems on railways worldwide, including the UK, are vulnerable to solar weather events. In extreme cases, faults in the system could result in a red signal mistakenly displaying green, raising the risk of serious train accidents. Cameron Patterson, an expert from Lancaster University, UK, emphasizes the urgency of addressing this issue.

“Solar storms can disrupt signaling systems, which are essential for railway safety,” Patterson warns. “It’s vital to enhance our preparedness for these phenomena.”

The sun continually emits light along with charged particles known as solar wind, which can create auroras. However, during a solar storm, the sun can release excess material that impacts Earth’s magnetic field.

While satellites are primarily at risk, solar storms also pose threats to ground-based electrical systems. Changes in magnetic fields can generate unintended currents, particularly in railroad tracks.

This phenomenon is problematic since many railway systems depend on direct current flowing through specific track sections to detect train presence. When a train passes by, it alters the current flow.

“Geomagnetically induced currents can create various anomalies, causing signals to misbehave — for instance, a green signal turning red,” Patterson explained at a recent European Geosciences Union meeting in Vienna, Austria. “Trains travel at high speeds; if there’s no warning, it may be too late to stop.”

Remarkably, Patterson is aware of only one documented case of a signal being affected during a solar storm, which occurred in Sweden in July 1982. “They observed the signal altering and correlated it with geomagnetically induced currents on the tracks,” Patterson stated.

He suspects there are numerous instances yet to be identified, as engineers typically overlook space weather as a possible cause. By the time they investigate, the storm has usually diminished, leaving them unable to pinpoint any anomalies. Research in Russia has also found links between solar storms and signaling irregularities.

While a red signal mistakenly turning green presents a significant risk, the reverse — a green light changing to red — can also lead to serious disruptions. In the event of an electrical failure, passengers may have to evacuate a stalled train, which poses additional dangers,” Patterson noted.

Fortunately, the overall risk remains low. Severe solar storms capable of inducing such disruptions are estimated to occur roughly every 30 years. “However, a once-in-a-hundred-year event could happen anytime,” Patterson cautions. Large storms can result in widespread power outages and significant chaos.

Some countries operate on different signaling systems that use magnetic sensors to count train wheels. It’s unclear whether these systems would fall prey to geomagnetically induced currents.

A variety of other rail systems are also susceptible to solar storm-related disruptions, including transformers linked to overhead wires, systems designed for tilting trains on curves, radio communications, and satellite navigation systems that detect a train’s location.

Patterson is currently collaborating with Network Rail, the Railway Safety Standards Board, and a UK engineering firm to enhance system resilience. He notes that starting this dialogue has been challenging, but they’re committed to making meaningful progress.

Magnus Wike, a researcher at the Swedish Institute for Astrophysics, agrees with Patterson regarding the possibility of unnoticed solar storm signals. “There could be temporary disruptions that resolve quickly, leaving us unaware of their cause,” he said.

Wik informed that in the 1950s, Sweden upgraded its railway system after traffic lights switched from red to green during geomagnetic storms in the 1930s. He indicated that the 1982 incident was less serious, involving a switch from green to red.

“The Swedish Transport Agency likely doesn’t know whether these occurrences could happen again or how frequently they might have happened,” he explained. “We have considered researching past geomagnetic disturbances to match them with error logs, but this remains unofficial.”

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Source: www.newscientist.com

How Earth’s Aging Process Mirrors the Effects of Space Travel

NASA astronaut Scott Kelly

NASA astronaut Scott Kelly spent 340 days in space on one mission.

NASA

The twin paradox is a classic thought experiment in physics first proposed by Albert Einstein in 1905. This fascinating scenario imagines astronauts journeying through space at nearly the speed of light while their twin remains on Earth. Upon their return, the space traveler discovers their twin has aged significantly more. This discrepancy in aging relates to the relative passage of time experienced by travelers moving at such extreme speeds compared to those stationary on Earth. This concept serves as a reflection on aging in our universe.

While traveling at light-speed remains theoretical, surprising evidence indicates that space travelers actually age more rapidly. Research shows that astronauts spending six months aboard the International Space Station (ISS) age 40 times faster than their Earthbound siblings, according to certain measurements.

As we continue our journey into understanding aging, it’s critical to recognize that many factors exacerbating accelerated aging are becoming increasingly prevalent here on Earth. The encouraging news is that insights gained from protecting astronauts can lead to solutions beneficial for everyone.

To date, about 781 individuals have ventured into space, with varying lengths of stay. While many were briefly aboard, nearly 300 astronauts have completed missions on the ISS, where they typically remain for over six months.

NASA has been vigilant regarding the health impacts of prolonged space missions and is actively researching these effects as we prepare for future Mars expeditions and beyond.

One notable study is the NASA Twin Study. Initiated in 1996, this groundbreaking research involved twin astronauts Scott and Mark Kelly. Both have taken part in shuttle missions, with Scott spending time on the ISS. Following his selection for a year-long ISS mission in 2015, NASA seized the chance to conduct a twin study—a method that assesses the interplay of genetic and environmental factors on health. Although the sample size was limited, significant findings emerged.

Researchers documented changes, particularly in inflammatory markers. Following a year in space, Scott exhibited heightened levels of inflammation and reduced levels of anti-inflammatory cells. These changes are aligned with the characteristics of aging, pinpointing that long-duration space living correlates with accelerated aging markers. Subsequent investigations into other astronauts have confirmed that extended stays in space evoke at least four aging characteristics, including chronic inflammation and mitochondrial dysfunction.

Astronauts also face rapid physiological aging symptoms, including declines in cardiovascular health, muscle and bone loss, cognitive impairments, and immune dysfunction. Notably, one cardiovascular measure indicates that astronauts may experience internal aging equivalent to two decades in just six months.

According to research from Daniel Weiner at the Buck Institute on Aging, four space-related factors play significant roles in accelerating aging: the absence of gravity induces muscle and bone atrophy; compressed light-dark cycles disrupt circadian rhythms; exposure to high levels of ionizing radiation; and social isolation, all of which are aging factors.

The negative effects of living in space are comparable to stressors on Earth.

Carly Photography/Getty Images

You may wonder about the relevance of this research to Earthbound individuals. Interestingly, many conditions faced by astronauts share similarities with challenges encountered daily by people. While we may not experience microgravity, a sedentary lifestyle impacts muscles and bones similarly. Moreover, disrupted circadian rhythms and social isolation affect countless individuals, while high levels of ionizing radiation can stem from naturally-occurring radon gas.

Although the mechanisms of aging remain complex, studies involving long-duration astronauts may illuminate these processes. According to Weiner, astronauts serve as exceptional model organisms for aging research; their experiences in space mimic an intense, acute version of chronic stressors contributing to age-related declines in terrestrial populations.

Research efforts focus on discovering anti-aging interventions, benefiting not only astronauts but the broader public as well. NASA remains committed to the health of its personnel and is collaborating with Weiner’s team to uncover molecules that could offset the aging effects of spaceflight. Over the last 70 years, NASA has contributed to various medical advancements, emphasizing the potential societal benefits of their ongoing research endeavors.

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SpaceX Unveils Larger Starship Prototype: A New Era in Space Exploration

SpaceX is gearing up for the launch of a groundbreaking prototype of its Starship mega-rocket, which has the potential to support NASA’s lunar landing missions. The significant test flight is scheduled for Thursday.

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This upcoming test marks Starship’s 12th flight and introduces the third-generation Starship, V3, which is larger, more powerful, and closer to complete reusability.

The rocket is scheduled to launch from a new pad at SpaceX’s Starbase in southern Texas, within a window opening at 6:30 p.m. ET. Currently, weather conditions are deemed 55% favorable for the flight.

SpaceX plans to broadcast this event live, starting around 5:45 p.m. ET.

Thursday’s flight will be closely monitored, as NASA intends to utilize Starship for its lunar missions. Under the Artemis program, both SpaceX and Jeff Bezos’ Blue Origin are developing lunar landers for NASA’s 2028 moon landing mission, with plans for tests with the Artemis III mission next year.

Furthermore, SpaceX CEO Elon Musk announced intentions to take the company public, potentially leading to the largest IPO in history. Post-IPO, Musk is projected to retain 85% of the company’s voting rights while continuing as CEO, chairman, and chief technology officer, which could make him a trillionaire.

The last test flight of Starship occurred seven months ago; in that time, both the Super Heavy booster and the upper stage, known as the ship, have undergone significant redesigns.

Standing at 408 feet tall when stacked, Starship V3 is taller than its predecessor. The redesign includes new engines for both the Super Heavy and the Ship, collectively generating approximately 18 million pounds of thrust.

Upgrades also include a reduction in booster grid fins, crucial for first-stage return, and an increase in Starship’s propellant tank capacity.

“Together, these enhancements aim to significantly elevate Starship’s capabilities, facilitating full and rapid reuse, propellant transfer in space, deployment of Starlink satellites, orbital data centers, and transport of personnel and cargo to the Moon and Mars,” stated SpaceX on its website.

During Thursday’s suborbital test, Starship will attempt to deploy 22 mock Starlink satellites and reignite one of the upper stage’s six Raptor engines—essential for the deorbit burn upon its eventual return to Earth.

This test flight will last about 65 minutes, with the upper stage expected to splash down in the Indian Ocean at mission’s end. SpaceX is focused on making the ship reusable, employing a mechanical arm to “catch” the spacecraft on a launch tower at the South Texas facility.

SpaceX previously demonstrated a catch maneuver with the Starship’s Super Heavy booster; this time, the booster is set to land offshore in the Gulf of Mexico rather than returning to the Texas launch site. According to SpaceX.

Facing a challenging development timeline, Starship made its debut flight in 2023 but experienced multiple failures last year, including an uncontrolled atmospheric re-entry and two mid-flight explosions. SpaceX aims to have Starship ready for the Artemis III mission next year, coordinating with NASA’s Orion capsule for lunar orbit entry.

If successful, SpaceX aims to position NASA’s Starship for potential astronaut missions to the moon by 2028.

Source: www.nbcnews.com

Shiver Me Timbers: Are Space Pirates Really a Threat?

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Exploring the Lunar Economy

The moon captivates our imagination and stimulates forward-thinking discussions. Enthusiasts are optimistic about the prospects of our natural satellite, yet it raises questions about potential distractions.

In a recent letter dated March 21, we highlighted the ambitions of accounting giant PwC to assess the future of the lunar economy. Their projections suggest a market worth billions, despite current lunar operations totaling nearly $0.00.

Further insights from SpaceNews reveal significant developments involving the U.S. Space Force—a new military branch focusing on the cislunar space. Their Coordination Bureau aims to evaluate the strategic importance of the lunar region for national security and military operations.

Consider a hypothetical situation where the U.S. establishes a lunar base. How will such an asset be protected to ensure safe resupply missions? This may require the Space Force to exercise operational control over lunar environments.

As discussions about potential lunar conflicts emerge, we discovered a book released in 2025: Space Piracy: Preparing for a Criminal Crisis in Orbit by Mark Feldman and Hugh Taylor. The authors propose that space piracy could be executed by criminal enterprises or rogue nations seeking profit in outer space, raising concerns about cybersecurity and resource blockades.

Feldman and Taylor have established the Center for the Study of Space Crime, Piracy, and Governance to explore these possibilities further.

In light of our feedback, we’ve questioned whether we are overly critical of technological advancements. Historically, skeptics doubted the feasibility of powered flight and the significance of computers. While the Moon isn’t a current epicenter for profit or conflict, this could change in the future.

For a counterpoint, we referenced an academic review by retired U.S. Air Force officer Mark T. Peters II. Peters expresses skepticism about the practicality of space piracy scenarios, aside from known cyber threats, suggesting the book lacks a feasible approach.

From our engagement, it remains unclear whether this policy is an innovative approach or merely an excuse for workshops that detract from core objectives. While the theory may not be valid, the discourse is enticing, and participation would be exciting.

The Math Doesn’t Add Up

Feedback aims to provide clarity, not obfuscation. This segment underwent revisions when we misrepresented certain statistics.

The matter in question involves comments from U.S. Secretary of Health Robert F. Kennedy Jr. He claimed that raising a drug price from $100 to $600 represents a 600% increase, while a drop to $100 suggests a similar savings.

It has been highlighted that the reduction from $600 to $100 does not translate to a 600% decrease—a drop of 100% leads to $0.00. However, we also miscalculated the original increase.

Our sincere thanks to Chris Smart, who pointed out, “An increase from $100 to $600 is $500, equating to a 500% increase.” Therefore, both the premise and conclusion are inaccurate, rendering them insignificant.

Tom Brock clarifies the confusion surrounding percentage increases and base values, highlighting that an increase from $100 to $600 is indeed a 500% rise, not 600% as claimed.

Journalists are often advised to avoid discussing percentages due to the potential for misunderstanding, sticking instead to whole numbers for better clarity—although our audience seemed completely aware of the inaccuracies in this instance.

This is humbling, but thankfully, both Feedback and RFK Jr. occupy low-stakes roles.

The Book Lover’s Dilemma

Recommendation algorithms are evolving to better align with user preferences. Discovering content that resonates with our interests is one thing, but receiving curated stories on a platter is another. Our podcast app has recently identified our interest in the off the shelf podcast, which delves into books and publishing.

The host’s name, Morgan Book, aptly reflects the podcast’s focus, leading to humorous yet genuine brand recognition in her promotional materials.

Do you have a story to share with Feedback?

Feel free to send your article to Feedback via email at feedback@newscientist.com, ensuring to include your home address. Check our website for this week’s and previous editions of Feedback.

Source: www.newscientist.com

Hubble Space Telescope Explores Galaxy After Starburst Event

NGC 1266 is a fascinating cosmic object frozen between two identities, offering astronomers insights into the cessation of star formation.



This Hubble image illustrates lenticular galaxy NGC 1266, showcasing reddish-brown dust clumps that obscure its surface while distant galaxies radiate red, blue, and orange light. Image credits: NASA/ESA/K. Alatalo, STScI/G. Kober, NASA, and The Catholic University of America.

Located approximately 100 million light-years away in the constellation Eridanus, NGC 1266 is a distinguished lenticular galaxy.

Astronomers classify NGC 1266 as a transitional galaxy, serving as an evolutionary bridge between spiral and elliptical galaxies.

“The lenticular shape features a bright central bulge with a spiral-like disk, yet lacks spiral arms and minimal elliptical star formation,” Hubble experts explained.

“While its structure and classification are intriguing, they are not the galaxy’s most remarkable attributes.”

“NGC 1266 is identified as a rare post-starburst galaxy, positioned in the transition between galaxies that have experienced significant star formation and quieter elliptical galaxies,” the researchers noted.

Post-starburst galaxies, which comprise about 1% of the local galaxy population, boast young stars but few active star-forming regions.

Approximately 500 million years ago, NGC 1266 experienced a minor merger with another galaxy.

“This merger triggered new star formation and injected gas into the supermassive black hole, thus augmenting the mass of the galaxy’s central bulge,” astronomers reported.

“The influx of material heightened the activity of the black hole, leading to the formation of an active galactic nucleus.”

“This increased black hole activity likely generated powerful winds and jets of gas along its rotation axis.”

Over time, the explosive formation of new stars and the black hole’s powerful jets depleted the galaxy’s star-forming gas, while turbulence from these processes impeded further star formation.

Through observations from Hubble and other telescopes, astronomers discovered strong gas outflows from NGC 1266 and significant disturbances in its interstellar space.

Their findings revealed that star nurseries are concentrated in the galaxy’s center, with little to no star formation occurring beyond that region.

“These observations imply that supermassive black holes at galaxy centers may inhibit star birth by stripping or ejecting star-forming gas,” the researchers concluded.

“The shock waves produced by this activity generate turbulence that disrupts the interstellar gas and dust, preventing the remaining material from condensing into new stars.”

Source: www.sci.news

New Study Shows Space Debris Descends Faster as Solar Temperatures Rise

Space debris, including defunct satellites and leftover rocket stages, poses an increasing risk to operational spacecraft and human space missions. Recent research indicates that heightened solar activity may accelerate the descent of space debris, influencing how scientists estimate satellite lifespans and collision probabilities.



When solar activity reaches approximately 67% of its peak, space debris descends more rapidly.

Low Earth Orbit (LEO), ranging from 400 to 2,000 km, serves as a prime location for image surveillance satellites, including Starlink and large-scale internet “megaconstellations.”

However, this region is cluttered with “space junk,” like retired satellites and rocket stages, posing risks to new launches. A single collision can trigger a chain reaction of extensive damage.

Efforts to use robotic systems for capturing space debris are still in their infancy. Researchers are currently focused on accurately tracking debris and identifying the most hazardous objects for future removal.

“We demonstrate that heightened solar activity accelerates the altitude loss of space debris surrounding Earth,” explained Dr. Aisha Ashraf, a researcher at the Vikram Sarabhai Space Center.

“For the first time, we reveal that this altitude reduction occurs significantly faster once solar activity surpasses a specific threshold.”

“This finding is expected to play a crucial role in planning sustainable future space operations.”

The sun operates on an 11-year cycle, alternating between active and quiet phases, which correlates with sunspot numbers and affects the intensity of solar radiation.

UV radiation and charged particles (such as helium nuclei and heavy ions) increase during active periods.

When this solar outburst peaks, as observed in 2024, it heats Earth’s thermosphere, located at altitudes of 100 to 1,000 km, with temperatures ranging from 500 to 2,500 degrees Celsius.

This elevation in atmospheric density around orbiting objects (350-36,000 km altitude) increases atmospheric resistance or “drag,” accelerating their descent.

In their study, Dr. Ashraf and colleagues analyzed the historical trajectories of 17 LEO space debris objects over a 36-year timeline beginning in the 1960s, encompassing the 22nd to 24th solar cycles.

These objects orbit the Earth every 90 to 120 minutes at altitudes of 600 to 800 km and have yet to reenter the atmosphere; eventually, they will combust upon reentry.

Since space debris does not engage in active station-keeping like artificial satellites, its descent rates are influenced solely by variations in thermosphere density.

“This characteristic makes space junk an excellent indicator for assessing the long-term impacts of solar activity on atmospheric drag,” stated the researchers.

They correlated these orbits with extensive data from the German Geoscience Research Center, which monitors sunspot activity alongside daily shifts in solar radio and extreme ultraviolet (EUV) radiation.

The findings indicated that when sunspot numbers exceed two-thirds of their peak, space debris crosses a “transition boundary,” prompting faster descent.

“This threshold appears unrelated to a specific solar radiation value but rather hinges on the sun’s proximity to its peak activity,” remarked Dr. Ashraf.

“At this juncture, the sun emits more intense EUV radiation, potentially due to amplified solar activities near the peak.”

The researchers emphasized that their discoveries will assist space scientists in optimizing satellite trajectories and mitigating collision risks with debris.

“Our findings suggest that when solar activity heightens beyond a particular level, satellites decline in altitude more rapidly, akin to space debris, necessitating more frequent orbital adjustments,” Dr. Ashraf noted.

“This directly impacts a satellite’s operational duration in orbit and its fuel requirements, particularly for missions launched close to solar maximum.”

“Remarkably, all this valuable information derives from objects launched in the 1960s.”

“They continue to contribute to our understanding and act as vital instruments for investigating the long-term effects of solar activity on the thermosphere.”

The team’s study has been published in the latest issue of Frontiers in Astronomy and Space Science.

_____

Aisha M. Ashraf et al. 2026. Characterizing the influence of solar cycles on long-term orbital degradation of Low-Earth Orbit space debris. Front. Astron. Space Sci. 13; doi: 10.3389/fspas.2026.1797886

Source: www.sci.news

Webb Space Telescope Uncovers Early Universe’s Slow-Rotating Galaxies

In the vastness of today’s universe, galaxies predominantly exhibit ordered rotation. However, among the largest star systems, those that do not form new stars are often influenced by chaotic stellar motion. Astronomers refer to these galaxies as slow-rotators. While fast-rotating systems are frequently observed, slow-rotators are believed to be rare, especially in the early universe. Recent findings from the NASA/ESA/CSA James Webb Space Telescope have illuminated a slowly rotating giant galaxy known as XMM-VID1-2075, located at redshift z = 3.449, which means we are observing a galaxy that is approximately 12 billion years old.



The Webb/NIRSpec/IFU image depicting the slowly rotating galaxy XMM-VID1-2075. Credit: Forest et al., doi: 10.1038/s41550-026-02855-0.

Current astronomical theories indicate that the first galaxies formed through the acquisition of angular momentum from inflowing gas, coupled with gravitational forces causing them to rotate.

Over billions of years, many galaxies—particularly those within clusters—undergo numerous mergers. These interactions lead to their combined rotations either enhancing or partially countering each other.

This phenomenon explains why some galaxies nearest to Earth display minimal overall rotation, yet contain considerable random stellar movement.

The discovery of XMM-VID1-2075 as a slow rotator is surprising, especially considering it reached this state when the universe was less than 2 billion years old.

“This invariant characteristic can typically only be observed in the most massive, mature galaxies closer to us in space and time,” stated Ben Forrest, an astronomer from the University of California, Davis.

“It was particularly striking that we found this galaxy exhibiting no indications of rotation, which raises intriguing questions.”

Ben Forrest and his team, part of the MAGAZ3NE (z>3 NEar-Infrared Giant Ancient Galaxies) survey, had previously conducted observations of XMM-VID1-2075 at the WM Keck Observatory in Hawaii.

“Earlier MAGAZ3NE observations confirmed that this galaxy ranks among the most massive in the early universe, possessing several times the number of stars as the Milky Way and not forming any new stars, making it an exceptional candidate for further study,” Dr. Forrest added.

Astronomers utilized the NASA/ESA/CSA James Webb Space Telescope to evaluate the relative motion of matter within XMM-VID1-2075, along with two other similarly aged galaxies.

“Conducting this type of analysis is standard for nearby galaxies due to their proximity and size, allowing for ground-based studies. Nevertheless, it’s challenging with high-redshift galaxies since they appear much smaller from our vantage point,” Dr. Forrest explained.

“The Webb Telescope is pioneering new research frontiers in this field.”

“Among the three galaxies we examined, one displayed clear rotation, one exhibited a somewhat chaotic pattern, while one showed no rotation but random stellar movement.”

“This pattern aligns with the characteristics of some of the most massive galaxies in our local universe, yet the early discovery of this slow rotator is quite unexpected.”

What led to the formation of this slow-rotating galaxy in under 2 billion years?

One hypothesis is that XMM-VID1-2075’s slow rotation may not stem from multiple mergers, but rather a singular collision between two galaxies rotating in nearly opposite directions, a notion supported by the team’s observations.

“In this galaxy, we observe a significant excess of light on one side,” Dr. Forrest noted.

“This suggests that an additional entity may be interacting with the system, potentially altering its dynamics.”

This groundbreaking research is detailed in the following paper published in Nature Astronomy.

_____

B. Forrest et al.. Discovery of a massive, slowly rotating galaxy from the early universe. Nat Astron, published online May 4, 2026. doi: 10.1038/s41550-026-02855-0

Source: www.sci.news

How Astronauts Handle Medical Emergencies in Space: A Comprehensive Guide

Physical and Mental Health on the International Space Station (ISS)

Astronauts undergo rigorous monitoring of their physical and mental health, exercise routines, and dietary intake before, during, and after their missions.

This careful oversight ensures the health of both astronauts and the spacecraft, minimizing the risk of serious health issues during their time in space.

However, astronauts do frequently report common health complaints such as motion sickness, back pain, skin rashes, fungal infections, and cold sores. They are also susceptible to symptoms stemming from viral and bacterial infections, attributed to the sterile, high-touch environment of the ISS.

Astronauts receive basic medical training to help manage these issues. The onboard medical kit is comprehensive, featuring various medications, consumables, a defibrillator, a portable ultrasound machine, and an ophthalmoscope for eye examinations.

This preparation allows the crew to address a range of health issues, from headaches to heart attacks, with support from medical teams on Earth for more serious conditions.

Actual medical emergencies that necessitate surgery, complex treatments, or isolation are rare. For instance, the probability of acute illness, such as appendicitis aboard the ISS, is estimated at 1 to 2 cases per 100,000 person-days—translating to approximately 1 to 2 cases every 45 years for a crew of six. In such critical situations, repatriation to Earth is the only viable option.

Historically, three evacuations have occurred due to potential appendicitis, prostatitis, and arrhythmia from the Salyut and Mir space stations during the 1970s and 1980s.


This article answers the question from Nick Olsen via email: “What happens if I get sick on the ISS?”

If you have any questions, feel free to email us at: questions@sciencefocus.com or connect with us on Facebook, Twitter, or Instagram.

Discover our ultimate fun facts and explore more amazing science content.


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Source: www.sciencefocus.com

6 Exciting Upcoming Space Missions to Follow After Artemis II

Exciting times await space enthusiasts! The safe return of the Artemis II crew signifies a historic milestone—marking the first human trip to the moon since Apollo 17 in 1972.

While Artemis II did not land on the lunar surface, its four-member crew executed a thrilling figure-eight flight path around our closest celestial neighbor and made a safe return.

This achievement sets the stage for Artemis III, which aims to not only land on the moon but also become the first mission to land a woman on the lunar surface.

Although Artemis III won’t launch until 2027, you can experience the excitement of upcoming space explorations starting now!

Many missions are scheduled between now and then—from cutting-edge super space telescopes to daring Mars missions. Here are six of the most thrilling missions expected to launch in 2026 after Artemis II.

Chang’e 7

Artemis II won’t be the only lunar mission in 2026. The China National Space Administration plans to launch its latest lander, Chang’e 7, to the moon’s surface this August.

This mission is headed towards the moon’s south pole—a region that has garnered significant interest due to the recent discovery of water ice in its permanently shaded craters.

This untouched ice could provide crucial insights into the early solar system and serve as a valuable resource for future lunar explorers.

Chang’e 7’s design is based on previous landers like Chang’e 4, which successfully landed on the moon’s far side in 2019. – Credit: CNSA/CNS/Getty

Chang’e 7 is set to land on the rim of Shackleton Crater, deploying a small solar-powered rover to collaborate with the main lander in search of water signs.

The mission’s highlight is a unique flying probe that will venture into the crater’s shadow, using a molecular analyzer to detect water. This innovative spacecraft will utilize mini-rocket thrusters, unlike any previous missions to the moon.

Success could uncover valuable hidden treasures in the moon’s shadowed regions.

Nancy Grace Roman Space Telescope

This year, NASA will launch another exceptional space observatory, the Nancy Grace Roman Space Telescope, post-September.

While similar in size and resolution to the Hubble, Roman will cover 100 times more sky area, making it a game-changer in astronomy.

Roman can view a larger area of the Eagle Nebula compared to Hubble’s limited field of view. – Credit: L. Hustack (STSci)

Roman’s thermal imaging camera will conduct extensive surveys, focusing on targets like the center of the Milky Way and examining the universe’s structure and expansion.

Its groundbreaking findings will include tracking transient phenomena such as supernovae and stars being devoured by black holes.

PLATO

While astronomers have identified over 6,000 exoplanets, Earth-like planets remain elusive. The upcoming PLATO spacecraft, launching in late 2026, aims to change that.

By leveraging 26 cameras, PLATO will scan the sky for small dips in star brightness caused by orbiting planets, particularly those in the habitable zone.

PLATO is expected to discover at least 500 Earth-sized exoplanets. – Credit: ESA

With the potential to identify planets with conditions favorable for life, PLATO provides a foundation for future explorations.

Mars Moon Exploration

In November 2026, JAXA plans a mission to land on one of Mars’ moons, marking a historic first. The mission aims to collect samples from Phobos, one of Mars’ two small moons.

This groundbreaking venture will also investigate how these moons were formed—whether they are captured asteroids or remnants of Mars itself.

The mission will also monitor Deimos, Mars’ other moon, to study the planet’s climate. – Credit: JAXA/NASA

The MMX mission will collect surface samples and return them to Earth by 2031, marking the first return of material from the Martian system.

Hera

66 million years ago, a massive asteroid impact altered life on Earth. Future threats still loom, and the exploration of asteroids is crucial for planetary defense. NASA’s DART mission successfully demonstrated the ability to alter an asteroid’s path.

Dimorphos is a 160-meter satellite of the larger asteroid Didymos. – Credit: ESA/Office for Science

The Hera mission, launching in November 2026, aims to analyze Dimorphos post-DART impact, deploying two CubeSats for comprehensive measurements.

BepiColombo

Mercury, often overlooked, is about to gain attention as the BepiColombo mission arrives on November 21, 2026, after eight years of travel.

This mission consists of two scientific orbiters, aimed at mapping Mercury’s surface, studying its exosphere, and understanding its unique magnetic field in relation to the solar wind.

BepiColombo traveled over 8.5 billion km (5 billion miles) to reach Mercury. – Credit: ESA/ATG medialab/NASA/JPL

This mission aims to enhance our understanding of our solar system and the dynamics of exoplanet atmospheres around other stars.

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Source: www.sciencefocus.com

Groundbreaking Discovery: First Observation of Particles Emanating from Vacuum Space

Particle Collisions Inside STAR Detector of RHIC

Credit: Brookhaven National Laboratory

A groundbreaking discovery involving rare particles formed from high-energy proton collisions may illuminate one of physics’ greatest enigmas: the emergence of mass from empty space. This finding could reshape our understanding of particle mass acquisition.

According to quantum chromodynamics (QCD), the prevailing theory describing the strong forces binding quarks in protons and neutrons, a vacuum is not empty; it teems with transient disturbances in the underlying energy of space, known as virtual particles. These disturbances include fleeting quark-antiquark pairs.

While these pairs typically vanish as soon as they appear, QCD posits that injecting sufficient energy into the vacuum can transform them into real, detectable particles with mass.

The STAR Collaboration, an international group of physicists at the Relativistic Heavy Ion Collider in New York, has successfully observed this intriguing phenomenon for the first time.

By bombarding protons in a vacuum, they created a spray of particles, anticipating that some would be quark-antiquark pairs originating from the vacuum. However, as quarks cannot exist independently, they rapidly amalgamate into composite particles.

Luckily for the researchers, these specific particles reveal clues about their formation. Quarks and antiquarks exhibit correlated spins, reflecting their shared quantum state inherited from the vacuum.

The researchers discovered that this spin correlation remains intact even as the quarks and antiquarks evolve into larger particles known as hyperons, which decay in less than a billionth of a second. Identifying these spin-aligned hyperons following proton collisions confirmed that their constituent quarks originated from the vacuum.

“This is the first time I’ve witnessed the entire process,” remarked Tu Chowdungmin, a member of the STAR collaboration.

“I’m thrilled to see this measurement,” added Daniel Bohr, who was not part of the research team and is affiliated with the University of Groningen, Netherlands. He noted that many mysteries still loom around quarks, such as their inability to exist isolated. “This experiment is particularly intriguing for that reason.”

Tu believes this research opens new avenues to directly examine vacuum properties, potentially enabling scientists to investigate how particles acquire mass. QCD theory suggests that quarks gain additional mass by interacting with the vacuum, though the exact mechanisms remain unclear.

Alessandro Bachetta, a researcher at the University of Pavia in Italy, emphasized that the results are not yet definitive, as reconstructing particle collision events can be convoluted. Researchers must first effectively eliminate alternative explanations that could produce similar signals, he stated.

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Source: www.newscientist.com

Artemis II Astronaut Reveals Stunning View of Moon’s Far Side in Exclusive Space Interview

HOUSTON — The Artemis II mission astronauts have crossed the halfway point to the moon, witnessing the far side of the lunar surface for the first time in history.

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In a recent interview with NBC News from orbit, NASA astronaut Christina Koch observed that the moon looked strikingly different through the window of the Orion capsule compared to how we see it from Earth.

“The dark areas just aren’t in their usual places,” she remarked. “It felt like a completely different moon.”

Koch, alongside fellow astronauts Reed Wiseman, Victor Glover, and Canadian astronaut Jeremy Hansen, consulted their research materials to decode their extraordinary views.

“We’re seeing the dark side of the moon—an experience we’ve never had before,” Koch stated.

NASA astronaut Christina Koch illuminated by a screen aboard the Orion spacecraft, while Canadian astronaut Jeremy Hansen gazes out of the window.

Wiseman, Koch, Glover, and Hansen embarked on their ten-day lunar expedition on Wednesday, marking humanity’s first exploration of the moon in over five decades. They are the first humans to launch aboard NASA’s Space Launch System rocket and Orion capsule, officially on their way to the moon after a vital engine burn propelled them out of Earth’s orbit on Thursday night.

Wiseman described the flight as an “incredible achievement,” noting that the astronauts’ views of both Earth and the moon were truly “awe-inspiring.”

“Earth is in a near-total solar eclipse while the moon is basking in near-full daylight,” he said. “The only way to appreciate this perspective is to be positioned between the two celestial bodies.”

Koch added that, despite their excitement, the crew managed to find time to relax and sleep comfortably within the 16.5-foot-wide Orion capsule, which offers habitable space roughly similar to that of a camper.

Sleep is among the many essential aspects that occupy a space traveler’s day.

“Being human here is one of the most rewarding facets of this mission,” Koch said. “We’re just humans trying to thrive. One moment we could be marveling at the far side of the moon, and then, it might hit us, ‘Hmm, perhaps I should change my socks,’ and start hunting for them. That encapsulates the essence of human spaceflight.”

The four astronauts took the opportunity to communicate with their families on Friday and Saturday, an experience Wiseman described as a significant highlight.

“It was surreal,” he expressed. “For a brief moment, I was reunited with my little family. It was the best moment of my life.”

The Artemis II crew has been busy since their move into space. Shortly after launch, they initiated tests of various life support systems on the Orion capsule. Although they faced a few minor setbacks, including technical issues with email and the space toilet, the flight has been mostly smooth sailing.

Source: www.nbcnews.com

Artemis II Astronauts Share Their Journey to the Moon: A Behind-the-Scenes Look at Rocketing into Space

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Hubble Space Telescope Captures Stunning Images of IC 486

The Hubble team has unveiled a stunning close-up image of the barred spiral galaxy IC 486.



This captivating Hubble image portrays IC 486, a barred spiral galaxy approximately 380 million light-years away in the constellation Gemini. Image credits: NASA / ESA / Hubble / MJ Koss / AJ Barth.

IC 486 is situated in the constellation Gemini and lies about 380 million light-years from Earth.

This galaxy, recognized by other designations such as LEDA 22445, IRAS 07572+2645, and UGC 4155, was discovered on March 6, 1891, by Austrian astronomer Rudolf Ferdinand Spitaler.

IC 486 features a striking central rod-like structure, from which spiral arms extend and wrap around the core in a cohesive, ring-like formation.

According to Hubble astronomers, “Hubble’s advanced imaging technology reveals subtle color variations throughout IC 486.”

The core displays a blue-white hue dominated by older stars, while faint bluish areas within the surrounding disk indicate regions of more recent star formation.

“Dust lanes weave through the galaxy, gently obscuring light and pinpointing areas enriched with molecular gas where new stars are likely to emerge,” they noted.

The center of the galaxy emanates a distinctive white glow, which surpasses the surrounding stellar light. This glow originates from IC 486’s active galactic nucleus (AGN), powered by a supermassive black hole that is over 100 million times the mass of the Sun.

“All sufficiently large galaxies harbor supermassive black holes at their cores, but some are particularly voracious, consuming significant amounts of gas and dust, forming swirling accretion disks from which they derive their energy,” the astronomers elaborated.

“The immense heat generated by the orbiting material produces intense radiation, including X-rays, that can outshine the entire galaxy.”

Such galaxies, characterized by their central AGN, are referred to as active galaxies.

Despite IC 486’s orderly appearance, “it is a dynamic system shaped by gravitational forces and the evolution of stars,” they concluded.

“Over millions of years, stars are born, age, and perish, contributing to the ongoing narrative of galactic evolution in our universe.”

Source: www.sci.news

Next Steps for Astronauts: What Happens After Space Missions

If all goes according to plan, the Artemis II astronauts will embark on a three-day journey to the moon.

Their significant milestone is set for Monday, when they will fly around the moon. This historic maneuver will enable humans to travel farther from Earth than ever before, potentially breaking the distance record of 248,655 miles established by Apollo 13 astronauts in 1970.

During the flyby, the Artemis II crew will approach within 4,000 to 6,000 miles of the moon’s surface. According to NASA, from this vantage point, the moon will appear roughly the size of a basketball held at arm’s length.

As they orbit the moon, the astronauts will observe portions of the moon’s surface for the first time through human eyes, specifically the far side of the moon that is never visible from Earth.

Following the orbit, the astronauts will conclude their mission with a return flight to Earth, culminating in a splashdown in the Pacific Ocean near San Diego on April 10th.

The Artemis II mission is a crucial element of NASA’s plans to return astronauts to the moon and establish a sustainable human presence there, with future aspirations to construct a lunar base.

October 2025: Viewers witness a launch from Launch Facility 39B at Kennedy Space Center.
Image Credit: Chip Somodevilla/Getty Images

In 2024, NASA plans to launch the Artemis III mission, which will utilize a commercially built lunar lander to demonstrate technology in low Earth orbit. Companies like SpaceX and Blue Origin are developing landers to transport NASA astronauts from lunar orbit to the moon’s surface.

Following Artemis III, NASA intends to launch the Artemis IV mission with the goal of landing on the moon sometime in 2028.

Source: www.nbcnews.com

Stunning Photos of NASA’s Giant Moon Rocket: Explore the Future of Space Exploration

The Orion spacecraft, designed with a distinctive gumdrop shape, has a capacity to carry up to four astronauts. With a width of 16.5 feet and a habitable volume of approximately 330 cubic feet, crew members have been rigorously trained to function effectively in confined spaces, including sleeping, eating, exercising, using the restroom, and communicating with ground control.

Inside the Orion capsule, you’ll find an advanced space toilet equipped with a privacy door. This facility utilizes a vacuum system to expel urine into space, while all other waste is securely stored for disposal upon mission completion.

Post-launch, astronauts have the flexibility to remove and stow two seats to create additional space until landing. Each day, astronauts engage in 30 minutes of training to maintain their physical fitness, as per the Canadian Space Agency. The capsule also features a specialized flywheel device that facilitates exercises like squats and deadlifts.

Looking ahead, NASA plans to reuse Orion components on its forthcoming Artemis III mission, set to launch in mid-2027. This flight will focus on demonstrating important docking and landing techniques in low Earth orbit, followed by the Artemis IV mission, which aims to achieve a lunar landing in 2028.

The Artemis II mission will be commanded by NASA’s Wiseman, with Grover as the pilot. Mission specialists include NASA’s Koch and Canada’s Hansen. The crew has already arrived at the Kennedy Space Center in preparation for the scheduled launch.

Source: www.nbcnews.com

How I Almost Drowned in Space: A Terrifying Moment with a Water-Filled Helmet

Luca Parmitano during a spacewalk on July 9, 2013

ESA/NASA

Experiencing water splashing on my face during a spacewalk was surreal. It swiftly migrated from my nose to my nostrils, obstructing my sight and impeding my breathing. While we knew a return to the International Space Station was urgent, a pressing question lingered: how long until the water completely blocked my airway?

Venturing outside the ISS is akin to stepping into an otherworldly realm. Within the confines of the station, you’re enveloped in a familiar safety. However, outside, you’re engulfed by the cosmic void—an environment indifferent to your existence. Without my spacesuit, survival would be impossible within mere minutes.

The vast expanse of stars seen during a spacewalk is breathtaking. On one occasion, I was maneuvered across the station using a robotic arm, feeling disoriented as Earth vanished from view. In that moment, I grasped the three-dimensional nature of space—an epiphany sparked by my understanding of astrophysics—which allowed me to perceive a sponge-like structure adorned with bubbles amidst radiant light. Reliving that moment has become a constant pursuit, yet it remains elusive.

The disaster occurred on July 16, 2013, during Luca Parmitano’s second spacewalk.

NASA Johnson

Throughout our six extravehicular activities, a significant water leak emerged on July 16, 2013. Feeling the cold liquid seep into my helmet was unsettling, yet I adhered to protocol. I reported the situation, assuring ground control that I was fit to continue.

As I awaited guidance, concern grew about the source of the water. In the absence of gravity, water behaves unpredictably due to effective capillary action moving from one surface to another.

Many visualize spacesuits as depicted in films like Gravity or The Martian, with oversized helmets obscuring the astronaut’s face. In reality, a spacesuit helmet is compact, minimizing gaps that could let water penetrate. Unfortunately, this tiny space filled quickly. Once I felt water clogging my ears, hearing became increasingly challenging, and soon, communication with ground control began to falter.

As dusk fell during my orbit of Earth, I faced yet another challenge. With sunset occurring every 45 minutes, most EVAs happen at night. While my helmet light illuminated nearby objects underwater, distant visibility dwindled with the accumulating water.

At that moment, pinpointing the water’s origin was irrelevant. What mattered was a ticking timer reminding me to act decisively. Every moment counted—time was running out.

Before venturing into space, I was trained as a pilot, fighter pilot, and test pilot. The first lesson of emergency response was clear: maintain control, assess the situation, and take decisive action.

For me, this meant charting a course back to the airlock. I utilized handrails on the ISS to navigate my way, asking myself if I could see the next handle and how to reach it. Following the tether leading to the airlock, I began my journey back.

Luca Parmitano’s spacesuit began to fill with water again during tests after abandoning the spacewalk.

NASA

Navigating in a spacesuit is more challenging than it appears. The suit is pressurized, requiring significant muscle effort to move against that pressure. This lack of strength in fingers makes grasping objects, like handles, feel akin to squeezing a tennis ball.

The final leg of the spacewalk stretched on, feeling eternal. In reality, I spent just seven fleeting minutes in the airlock without communication with ground control. I later learned they were unaware of my ordeal, as my heart rate remained steady, illustrating my controlled reactions.

I can vividly relive that spacewalk; it exists in my memory, though it hasn’t fundamentally changed me. However, operationally, this experience transformed protocols. The culprit was identified as a blocked filter, prompting changes to pre-spacewalk procedures—such as checking the filter and adding a snorkel to my suit to allow breathing even in the event of flooding. This adjustment ensures this incident will never repeat.

I challenge anyone who deems astronauts’ tasks extraordinary. What we accomplish is indeed remarkable, but it should not elevate our status. We are ordinary individuals trained for extraordinary challenges.

As told by Colin Barras

Topics:

  • International Space Station/
  • Astronaut

Source: www.newscientist.com

Hubble Space Telescope Returns to the Famous Crab Nebula: A New Look at an Iconic Astronomical Marvel

By analyzing new observations from Hubble alongside images captured in 1999, astronomers have successfully tracked the continuing expansion of one of the sky’s most studied supernova remnants, the Crab Nebula. This expansion is fueled by a rapidly spinning pulsar at its core.



This captivating image of the Crab Nebula was taken by the NASA/ESA Hubble Space Telescope in 2024. Image credit: NASA/ESA/STScI/William Blair, JHU/Joseph DePasquale, STScI.

In 1054, astounded Chinese astronomers witnessed a remarkably bright nova, the second brightest object in the night sky after the moon, visible even during the daytime for a remarkable 23 days. Observations of this supernova were also documented by Japanese, Arabian, and Native American astronomers.

Today, the luminous Crab Nebula, also known as Messier 1, M1, NGC 1952, or Taurus A, occupies the position of that brilliant star, situated approximately 6,500 light-years away in the constellation Taurus.

This nebula’s brightness makes it visible even through amateur telescopes, making it a popular object for stargazers.

Initially identified in 1731 by the English physicist and astronomer John Beavis, the Crab Nebula was later rediscovered in 1758 by French astronomer Charles Messier.

The name “Crab Nebula” derives from its resemblance in an 1844 painting by Irish astronomer Lord Rose.

At its center lies the remnant core of the original star, known as the Crab Pulsar (PSR B0531+21).

“We often perceive the sky as a static body,” remarked Dr. William Blair, an astronomer at Johns Hopkins University. “However, the enduring journey of the NASA/ESA Hubble Space Telescope has shown us that the Crab Nebula continues to evolve and expand from the explosion that occurred nearly 1,000 years ago.”

In the latest images, Hubble revealed the nebula’s intricate filament structure, demonstrating substantial outward movement over a 25-year period at an astonishing rate of 5.6 million kilometers per hour (3.4 million miles per hour).

“Hubble possesses the unique longevity and resolution necessary to capture these intricate changes,” the astronomers noted.

To facilitate comparisons with new images, Hubble’s 1999 image of the Crab Nebula has undergone reprocessing.

“The color variations observed in both Hubble images signal changes in the gas’s local temperature, density, and chemical composition.”

“Even after extensive work with Hubble, I’m continually amazed by the detailed structure and improved resolution revealed by Hubble’s Wide Field Camera 3 (WFC3) compared to 25 years ago,” Dr. Blair commented.

“WFC3 was installed in 2009, marking the last time Hubble’s instrument was upgraded by astronauts.”

“The filaments at the edges of the nebula seem to be moving more rapidly than those at the center and appear to be expanding outward instead of stretching over time.”

This phenomenon is attributed to the pulsar’s nature as a pulsar wind nebula, driven by synchrotron radiation generated from interactions between the pulsar’s magnetic field and the surrounding nebula material.

In contrast, other notable supernova remnants typically expand in a manner influenced by shock waves from the initial explosion, which erode the outer shell of gas ejected by the dying star.

The new high-resolution observations from Hubble also offer deeper insights into the Crab Nebula’s three-dimensional structure, challenging to assess from two-dimensional images.

In an intriguing observation, shadows of some filaments are reflected in the haze of synchrotron radiation within the nebula.

Interestingly, some bright filaments in the latest Hubble images do not display shadows, suggesting they are located behind the nebula.

“The true significance of Hubble’s observations of the Crab Nebula is yet to unfold,” the researchers asserted.

“Data from Hubble can be integrated with recent findings from other telescopes observing the Crab Nebula across varying wavelengths of light.”

“NASA/ESA/CSA’s James Webb Space Telescope is set to release infrared light observations of the Crab Nebula in 2024.”

Comparing Hubble’s images with modern multiwavelength observations will provide scientists with a comprehensive understanding of the ongoing aftermath of supernovae, continuing to intrigue astronomers long after new stars first appeared in the sky.

Find more findings published in January 2026. Astrophysical Journal.

_____

William P. Blair et al. 2026. Revisiting the Crab Nebula using HST/WFC3. APJ 997, 81; doi: 10.3847/1538-4357/ae2adc

Source: www.sci.news

Inspiring Space Images: Captivating Visuals That Have Sparked Curiosity Through the Ages

James Webb Space Telescope Star Shade Prototype

Craig Cutler

Thames & Hudson

Space, the vast emptiness that captivates our imagination, has inspired an enduring fascination. In his compelling book, Space Journal: Art, Science, and Space Exploration, presenter Dallas Campbell curates iconic imagery that highlights the wonders of space exploration alongside intriguing details.

Among the most captivating visuals featured in Space Journal are recreations from a time when humanity’s understanding of the universe was limited, filled instead with imaginative guesses. A striking example includes a Belgian cover from H.G. Wells’ Space War from 1906, depicted below with a plundering tripod.

From H.G. Wells, La guerre des mondes (Brussels: L. Vandamme & Co., 1906)

However, astronomers began to expand their knowledge base shortly after. Around 1897, a pioneering telescope financed by industrialist Percival Lowell marked a significant breakthrough in observational astronomy, depicted below.

Percival Lowell Observing Through the Clark Telescope, Circa 1897

Courtesy of Lowell Observatory Archives, Flagstaff, Arizona.

Recently, the remarkable James Webb Space Telescope made headlines for its innovative design, which features intricate origami-style folding necessary for its launch—a prototype is displayed in the opening image.

Born just after NASA’s Apollo missions reshaped our understanding of the moon and space, Campbell embodying the impact of those journeys and the indelible marks astronauts left on the lunar surface.

View of the Moon

JSC/NASA

“On Earth, footprints may fossilize in rock or wash away quickly. However, on the Moon, they remain for eternity,” Campbell reflects. “The Sea of Tranquility harbors no current to erase them — these are the remnants of humanity’s first migration from Earth to another celestial body.”

Astronomy and Culture Along the Silk Road: Uzbekistan

Embark on an enthralling journey through Uzbekistan’s astronomical heritage, where rich scientific contributions and breathtaking landscapes intersect. Discover how astronomy influenced cultural exchanges along the Silk Road, linking Eurasia and beyond.

Topics:

Source: www.newscientist.com

Asteroid Ryugu Samples Indicate Possible Arrival of DNA Components from Space

Samples retrieved from the C-type asteroid (162173) Ryugu by JAXA’s Hayabusa 2 mission reveal the presence of all five essential nucleobases: purines (adenine and guanine) and pyrimidines (cytosine, thymine, and uracil). This finding suggests that fundamental aspects of life’s chemistry might have a cosmic origin.

Hayabusa2’s image of asteroid Ryugu taken from a distance of 6.9 miles, featuring a large crater at its center. Image credit: JAXA / University of Tokyo and partners.

Nucleobases are critical components of DNA and RNA, the molecules essential for life on Earth.

The detection of these compounds in pristine extraterrestrial materials enables scientists to explore how they form in non-biological contexts and how they traverse the solar system.

Prior analyses of Ryugu samples identified the nucleobase uracil. In comparison, investigations of materials from meteorites and the near-Earth asteroid Bennu have uncovered a broader spectrum of nucleobases.

“To properly evaluate the nucleobases within extraterrestrial materials, it’s crucial to examine samples minimally impacted by terrestrial factors,” explained Dr. Toshiki Koga from the Japan Agency for Marine-Earth Science and Technology and his team.

“In this scenario, raw asteroid samples that haven’t come into contact with Earth’s atmosphere hold significant scientific importance.”

Carbonate-rich particles found in the material samples from the near-Earth asteroid Ryugu. Image credit: Pilorget and colleagues, doi: 10.1038/s41550-021-01549-z.

The recent study involved analyzing two samples from Ryugu, collected by the Hayabusa 2 mission.

Both samples showed the presence of all five standard nucleobases: adenine, guanine, cytosine, thymine, and uracil.

The team compared their results with findings from the Murchison and Orgueil meteorites, as well as samples from the asteroid Bennu.

Significant differences in the relative quantities of nucleobases were observed.

Specifically, Ryugu exhibited roughly equal amounts of purine and pyrimidine nucleobases, whereas the Murchison meteorite showed a predominance of purines, while Bennu and Orgueil samples were richer in pyrimidines.

These variations reflect the distinct chemical, environmental, and evolutionary pathways of each parent body.

The identification of these nucleobases in asteroid and meteorite samples indicates their widespread presence across the solar system, despite chemical variations.

This discovery implies that carbonaceous asteroids may have played a role in shaping Earth’s early chemical landscape.

“Studying the original distribution and isotopic composition of nucleobases in other carbonaceous meteorites will yield key insights into the origins of these compounds and the astrochemical processes involving nitrogen-based molecules,” the researchers noted.

“The universal detection of all five standard nucleobases in Ryugu and Bennu samples underscores the potential for these extraterrestrial molecules to have contributed to the organic material that facilitated prebiotic molecular evolution, ultimately leading to the emergence of RNA and DNA on early Earth.”

Read the full study featured in this week’s issue of Nature Astronomy.

_____

Tetsuya Koga et al. A comprehensive set of standard nucleobases from the carbonaceous asteroid (162173) Ryugu. Nat Astron, published online March 16, 2026. doi: 10.1038/s41550-026-02791-z

Source: www.sci.news

Unveiling the Mystery: The Brightest ‘Whippet’ Space Explosion Ever Discovered

Shutterstock Asset ID: 2498498799 - Supernova Explosion at the Center of the Galaxy

“Whippet” as envisioned by New Scientist picture desk

Credit: NASA/Muratato/Shutterstock/Adobe Stock

A mysterious burst of bright light in the night sky may indicate a black hole consuming an unusually sparse star.

In 2018, astronomers detected a new kind of cosmic explosion, designated AT2018cow, or “Cow.” This unique flash reached peak brightness in only a few days, significantly faster than typical supernovae.

Initially, the origins of these explosions were unclear. Since the discovery of Cow, several more similar events have been recorded, termed fast blue light transients (FBOTs), yet their origins remain enigmatic.

Recently, Liu Jialian and his research team at Tsinghua University in China propose that the latest cosmic flash, the brightest FBOT to date, results from an exotic star over 30 times the mass of the Sun shedding its outer hydrogen layer and becoming a meal for a black hole.

Named AT 2024wpp, or “Whippet,” this outburst was identified by the Zwicky Transitional Observatory in late 2024 and quickly outshone Cow by approximately tenfold. Liu’s team monitored the explosion using various telescopes, including the Swift X-ray Telescope, collecting data across different wavelengths.

The observed light spectrum indicates the explosion was over six times hotter than the Sun’s surface and expelled plasma at approximately one-fifth the speed of light. Approximately a month after the initial light burst, a previously unobserved X-ray outburst emerged, adding to the mystery of FBOTs.

Liu and his colleagues attribute these observations to a type of rare star known as a Wolf-Rayet star. This star features an exposed core devoid of gas. They argue that Whippet is a consequence of a Wolf-Rayet star being engulfed by a black hole approximately 15 solar masses.

The initial merger triggered the first light burst, while some remaining stellar material eventually spiraled towards the black hole, resulting in the second X-ray burst. As noted by Ashley Chrimes from the European Space Agency, “Of all the proposed explanations, this one is likely the least problematic.”

One of the most compelling elements supporting this theory is that the event appears to originate from young galaxies, where short-lived extreme stars like Wolf-Rayet stars are prevalent. Chrimes adds, “In this environment, such events would be expected, and we’re also observing this late-time bump, which could signal a significant post-merger response. This is indeed promising.”

Topics:

Source: www.newscientist.com

How Star-Induced ‘Space Weather’ Could Obscure Radio Signals from Extraterrestrial Civilizations

Stellar activity and plasma turbulence can significantly distort narrow radio signals before they exit their planetary systems. This phenomenon may help explain the prolonged silence observed in the search for extraterrestrial intelligence (ETI).



Research by Vishal Gajjar and Grayce C. Brown introduces one of the first quantitative frameworks to assess how stellar environments affect the detectability of narrowband technosignatures. Image credit: Sci.News.

In our exploration of technosignatures, astronomers typically take into account the distortions that occur as radio waves traverse interstellar space.

Variations in plasma density from stellar winds and sporadic eruptive events like coronal mass ejections can severely distort radio waves near their source, effectively “smearing” the frequency and diminishing the peak intensity necessary for detection.

“SETI searches are usually optimized for very narrow signals,” stated Dr. Vishal Gajjar, an astronomer at the SETI Institute.

“If a signal is amplified by its stellar environment, it might drop below the detection threshold, potentially elucidating some of the radio silence encountered in the search for technosignatures.”

To quantify this effect, Dr. Gajjar and his colleague Dr. Grace Brown leveraged directly measurable data: radio transmissions from spacecraft within our solar system.

They utilized empirical data from solar system probes to calibrate how turbulent plasma disperses narrowband signals, extrapolating these findings across various stellar environments.

The outcome is a comprehensive framework for estimating the extent of signal broadening across different star types and observation frequencies, particularly under “space weather” conditions prevalent around active stars.

This groundbreaking study has significant implications for target selection and search design in SETI.

M-type dwarfs, which constitute approximately 75% of stars in the Milky Way, are particularly prone to having narrowband signals distorted before departing their systems.

Astronomers advocate for search strategies that maintain sensitivity, even when the detected signal is not purely ultrathin.

“By quantifying how stellar activity alters narrowband signals, we can create searches that more accurately reflect what actually arrives on Earth, not just what may be transmitted,” noted Dr. Brown.

The team’s research was published on March 5th in the Astrophysical Journal.

_____

Vishal Gajjar and Grace C. Brown. 2026. Exo-IPM scattering as a hidden gatekeeper of narrowband technology signatures. APJ 999, 201; doi: 10.3847/1538-4357/ae3d33

Source: www.sci.news

Why Space Weather Could Have Caused SETI to Overlook Alien Signals

Solar flare captured by NASA's Solar Dynamics Observatory on October 2, 2014, showcasing solar material ejecting into space.

Is there anyone there?

NASA/SDO

Recent studies suggest that solar winds may have obstructed our ability to receive signals from intelligent extraterrestrial civilizations. Researchers from the Search for Extraterrestrial Intelligence (SETI) Institute indicate that we might be searching for the wrong types of signals, leading to the potential oversight of crucial evidence of alien life. However, the silver lining is that future discoveries are becoming increasingly likely.

This nonprofit organization focuses on research aimed at validating the existence of extraterrestrial life, including monitoring unexplained extraterrestrial radio signals that don’t align with known natural cosmic phenomena.

Traditionally, signals from distant planets were anticipated to be sharp and clear radio transmissions within a narrow frequency range. New research, however, posits that these transmissions could become distorted, appearing less distinct due to interference from a star’s plasma winds.

SETI Institute researchers Vishal Gajjar and Grace Brown evaluated the effects of solar interference on radio signals emitted by spacecraft in our solar system and extrapolated their findings to other stellar environments. They found that a 100 megahertz signal could be diffused to a dramatically reduced threshold of 100 hertz, falling below conventional detection limits. Solar phenomena can exacerbate signal spread significantly.

According to Simon George at the SETI Institute, there is a growing consensus that the search for narrow bandwidth radio signals is becoming an obsolete strategy in the quest to detect life at vast distances. “The evolution of communication technology since the 1960s suggests that a sophisticated civilization would likely utilize broader spectrum technologies to transmit more information,” he explains.

“Viewing Earth as an exoplanet from an alien perspective has become a common analogy within SETI,” says George. “In the 1960s, Earth was a prominent narrowband source, but as our transmission techniques have shifted, it has become less prominent. This would change if an advanced civilization were intentionally broadcasting clear signals meant to convey ‘We are here,’ or other specific messages.”

Professor John Elliott from the University of St Andrews in the UK maintains an optimistic outlook regarding this revelation. While it’s possible that evidence may have been overlooked in previous searches, he believes that future endeavors are likely to yield better results.

“We have been engaged in this research for over 50 years, which is significant time in scientific terms,” Elliott states. He emphasizes that signal distortion hasn’t been the only obstacle in past investigations; outdated techniques for isolating signals from noise have also posed challenges. However, advancements in computing power and AI are paving the way for improved methodologies. “Until recently, we lacked the necessary equipment and computational capabilities to make substantial breakthroughs. We were metaphorically navigating in the dark,” he adds. “Looking ahead another millennium, it’s exciting to imagine the advancements in technology that await us.”

Eric Atwell from the University of Leeds, who contributed to SETI projects at the turn of the millennium, has quantified how this discovery raises the likelihood of detecting a possible alien signal from 0.0001% to 0.0002%.

“While these probabilities remain extremely low, we have not considered our efforts wasted,” he reflects. The SETI team continues to explore and experiment, gathering substantial evidence that existing strategies are not as fruitful as hoped.

“The objective is to detect unusual signals that can’t be explained by existing astronomical phenomena, though this methodology can be somewhat erratic when it comes to uncovering intelligent life,” Atwell comments.

He expresses skepticism regarding the notion of passively waiting for clear signals from extraterrestrial life. “If intelligent beings exist and wish to be discovered, they would likely send more distinct communications,” he asserts.

Alternative organizations, such as the Messaging Extraterrestrial Intelligence Institute (METI), are employing different methodologies to find alien life by actively broadcasting signals to other planets, enhancing the chance that extraterrestrial civilizations may recognize and respond to such communications.

Topics:

Source: www.newscientist.com

Who Truly Was the First Cosmonaut? The Surprising Story Behind Yuri Gagarin’s Space Flight Rival

Were they the first people to reach space?

Heritage Image Partnership Ltd /Alamy

Imagine launching from Earth on a clear day; the sky transforms from a bright blue to the deep black of outer space as you ascend. This transition, from vivid blue to the engulfing void, reveals an optical phenomenon caused by sunlight interacting with our atmosphere.

Despite our understanding today of this optical effect, the perception of space at the time was quite different. While Yuri Gagarin is celebrated as the first human in space, the question remains: was he truly the first to experience the vastness of outer space?

To explore this, we must consider the definitions of where the universe commences. The International Aeronautical Federation designates the Kármán Line at 100 kilometers above Earth, while the U.S. government sets it at 80 kilometers (50 miles). Yet these definitions are arbitrary, often tailored to align with specific technological capabilities and aerial standards.

According to the Oxford English Dictionary, space is defined as the “physical universe… beyond the Earth’s atmosphere.” Interestingly, scientific understanding of our atmosphere’s extent has evolved, suggesting it extends even beyond 630,000 kilometers. Future NASA missions, like Artemis II, are set to venture beyond the Moon, yet they will still fall short of the more than 200,000 kilometers to reach the ultimate boundaries of space.

While it seems absurd to claim that Apollo astronauts didn’t reach space, we still seek deeper definitions based on historical and cultural perspectives. What truly exemplifies the essence of “space”?

Witnessing the Sky Disappear

One significant boundary marks the moment the atmosphere no longer refracts sunlight, revealing the stark blackness of space. Historically, many Europeans believed in a bright, blue universe, a misconception maintained until scientists corrected it in the 17th century. The first astronauts to witness this darkness shattered centuries of misunderstanding.

In the 1930s, high-altitude balloonists pushed the envelope. In 1935, the U.S. Explorer II, piloted by Albert Stevens and Orville Anderson, soared to 22.1 kilometers, where they experienced an atmospheric shift. Their descriptions of the horizon hinted at the transition Gagarin would later confirm. Nonetheless, they witnessed a “very deep blue” sky rather than a true black.

In 1956, Malcolm Ross and Lee Lewis ascended to 23.2 kilometers in their Stratolab I balloon, noting the sky appeared black, a milestone in the pursuit of understanding space. This insight continued with David Simmons in the Mann High II balloon, who at 22.9 kilometers witnessed a similarly dark sky.

While rocket-powered aircraft approached these altitudes, they lacked the prolonged visibility balloonists had. In 1951, William Bridgman reached 24.2 kilometers but could barely observe the sky due to the brevity of his flight. Conversely, in 1956, Iven Kincheloe flew higher in the Bell X-2, reporting once again on the intriguing color transformations of the sky.

Confronting the Hostile Sky

Over time, the insight balloonists gained about the transitions from blue to black became crucial. David Simmons, during his 1957 flight, marveled at the hazy horizon blending with the vast blackness of space. To him, the enclosed gondola was akin to a spacecraft floating amid the void.

Joseph Kittinger’s iconic 1960 parachute jump from 31.3 kilometers illustrated the black, uninviting expanse above. He notably remarked on the hostility of the sky above him, acknowledging the inherent challenges of conquering space—conclusions echoed by Gagarin years later.

Not all spaceflights occur during daylight, yet witnessing the transition from blue to black remains pivotal for astronauts. In 2021, actor William Shatner’s experience aboard Blue Origin reached 107 kilometers. He encapsulated the moment: “It’s fascinating to see blue color passing by you, then immediately facing blackness.”

While the Kármán line exists as a conceptual framework, the emotional impact of seeing the sky fade remains profound. Those early visionaries, witnessing this transition, forever altered our understanding of what it means to reach space, a claim equally valid for their experiences as it is for Gagarin’s historic flight.

Topics:

  • Space Flight/
  • Space Exploration

Source: www.newscientist.com

Unveiling Odd Weapons Being Launched into Space: What’s Next?

In February, Germany announced a substantial investment of billions of euros in new military capabilities, stirring interest not just due to the investment scale but also the candid discussions among officials regarding its implications.

This initiative includes plans for a network of encrypted communications satellites and the “Inspector” spacecraft, capable of maneuvering close to other satellites. Additional features encompass sensors, tracking devices, and even lasers designed to interfere with adversarial satellites.

Historically, space was perceived as a tranquil environment detached from terrestrial conflicts, primarily serving to support underground operations. However, that perception is rapidly changing. Germany now joins an expanding coalition of nations viewing space not merely as infrastructure but as a vital territory requiring active defense and control.










“Adopting a militaristic mindset about orbit can be perilous,” warns Dr. Michael Mulvihill, Vice-Chancellor Research Fellow in Astropolitics at Teesside University.

“Traditionally, space has been viewed as a collaborative domain; however, even in military contexts, its usages were typically confined to communications and reconnaissance.”

This landscape is evolving. From the United States and China to the United Kingdom, France, India, and Japan, multiple governments are investing heavily in military space systems. But what exactly are these nations planning to deploy, and what are the implications of this militarization?

A Misconception of Peace in Space

The notion that space was once a calm arena devoid of political conflict is largely a myth that serves governmental narratives.

The U.S. has utilized a broad interpretation of what constitutes peaceful operations, highlighting a significant misconception about the role of space.

“The overly simplified depiction of the space system as a ‘silent sentinel maintaining peace between superpowers’ has misled many,” states Aaron Bateman, Assistant Professor of History and International Affairs at George Washington University, and author of Space Weapon.

In reality, both the United States and the former Soviet Union have been testing weapons in orbit since the inception of the space age. For instance, the U.S. operated Program 437, a nuclear-capable anti-satellite system, until 1975, and Russia is believed to have equipped the Salyut 3 space station with a machine gun tested in space.

One of the most notorious examples of space combat capabilities occurred on July 9, 1962, when the U.S. detonated a nuclear warhead 400 km above the Pacific Ocean in the Starfish Prime experiment, creating an electromagnetic pulse that disabled several satellites and leading to the 1967 Outer Space Treaty banning mass destruction weapons in orbit.

Bateman emphasizes that the changes are more about scale, sophistication, and transparency rather than intent. “Currently, the U.S. government is signaling its military capabilities openly,” he notes.

A prime example is the X-37B, a military spacecraft that recently completed a covert multi-year mission in orbit, with the U.S. Air Force now publicly commemorating its launch—showing a marked shift from previous secrecy.

Read more:

<h2 class="wp-block-heading">The End of Conventional Space Warfare?</h2>
<p>According to the <a href="https://drive.google.com/file/d/1FA8aLXiQeAEK1Z8mTpHFls_c27Ne50qa/view" target="_blank" rel="noreferrer noopener">Secure World Foundation</a>'s 2025 <em>Global Counter Space Capability</em> report, four nations—China, the U.S., India, and Russia—have the ability to destroy satellites physically.</p>
<p>However, the era of explosive demonstrations may soon dwindle, as destroying satellites is becoming less viable.</p>
<p>"Using kinetic anti-satellite technologies, especially in low Earth orbit, could create significant debris," warns <a href="https://www.bis-space.com/team-members/stuart-eves/" target="_blank" rel="noreferrer noopener">Stuart Eves</a>, a space consultant with nearly 40 years of experience, including work for the UK Ministry of Defence.</p>
<figure class="wp-block-image size-large">
    <img loading="lazy" decoding="async" width="1200" height="800" src="https://c02.purpledshub.com/uploads/sites/41/2026/02/250307-X-F3227-1002.jpg?webp=1&amp;w=1200" alt="The X-37B landed at Vandenberg Space Force Base, California." class="wp-image-212396"/>
    <figcaption class="wp-element-caption">The U.S. Space Force's X-37B Orbital Test Vehicle remains enshrouded in mystery, with public updates on its missions - Photo Credit: VELOZ ALEXANDER/US Space Force</figcaption>
</figure>
<p>Space debris poses a significant challenge for nations active in space. According to <a href="https://orbitaldebris.jsc.nasa.gov/faq/#:~:text=small%20particle%20impacts.-,Return%20to%20Top,number%20of%20orbital%20debris%20determined?" target="_blank" rel="noreferrer noopener">NASA</a>, there are about 500,000 debris objects in orbit ranging from 1 to 10 cm in size. The <a href="https://sdup.esoc.esa.int/discosweb/statistics/#:~:text=Here%20are%20some%20statistics%20on%20space%20debris:,*%20Rocket%20fragmentation%20debris%20*%20Rocket%20debris" target="_blank" rel="noreferrer noopener">European Space Agency</a> estimates that number exceeds 1 million.</p>
<p>At the speeds typical in low Earth orbit, a mere 1 cm object has the kinetic energy equivalent to a grenade, as noted by Eves, indicating significant reluctance among countries to escalate actions that cause further debris.</p>
<p>As satellite constellations grow, traditional kinetic attacks become increasingly illogical. Approximately 16,000 active objects can be tracked in orbit, with approximately 10,000 being part of Elon Musk's Starlink constellation.</p>
<p>"Utilizing classic anti-satellite weapons, like missiles, is unfeasible," states Bateman. "The high number of satellites allows for quick replenishment, which poses financial disincentives." </p>

<h2 class="wp-block-heading">Evolving Tactics in Space Warfare</h2>
<p>So, if direct destruction is off the table, what alternative methods are employed? Increased sophistication is key. Jamming, or flooding a satellite's signal with noise, has been a longstanding tactic, yet more refined techniques are emerging.</p>
<p>An illustrative instance is Russia's cyberattack on the Viasat network during its invasion of Ukraine in February 2022, which disrupted government communications by sending deceptive commands across Europe.</p>
<p>Then there are lasers, a technology more nuanced than seen in Hollywood portrayals. Typically, these are directed at the optical sensors of reconnaissance satellites to obscure or blind them. "A laser aimed at the optics of observation satellites makes them effectively invisible," explains Mulvihill.</p>
<p>According to the SWF report, Russia's mobile ground-based laser system, Peresvet, is deployed to secure mobile nuclear missile systems, while China is believed to have at least five "directed energy" testing facilities.</p>
<p>Ground infrastructure also becomes a target. For instance, Bateman cites a 2022 incident where a fiber-optic cable connecting mainland Norway to a satellite ground station in Svalbard was severed.</p>
<p>"There's no need to destructively interfere with a satellite or ground station; interrupting the data link can be equally compelling in a conflict scenario," he states.</p>
<figure class="wp-block-image size-large">
    <img loading="lazy" decoding="async" width="1200" height="799" src="https://c02.purpledshub.com/uploads/sites/41/2026/02/asat-attack.jpg?webp=1&amp;w=1200" alt="A depiction of a space conflict, featuring a missile targeted at an artificial satellite in orbit." class="wp-image-212397"/>
    <figcaption class="wp-element-caption">Only four nations have demonstrated capabilities for the physical destruction of satellites - Photo credit: Getty</figcaption>
</figure>

<h2 class="wp-block-heading">China's Ascendance and Implications for Middle Powers</h2>
<p>If the Cold War was marked by a race between two dominant powers, today's landscape is far more intricate, yet two clear leaders remain: the United States and the rising power of China.</p>
<p>China has launched over 1,000 satellites in the past decade, with more than 510 reportedly equipped for intelligence, surveillance, and reconnaissance capabilities, as noted by the <a href="https://www.uscc.gov/annual-report/2025-annual-report-congress" target="_blank" rel="noreferrer noopener">U.S.-China Economic Security Review Commission</a>.</p>
<p>This backdrop raises questions about the role of middle powers, such as Germany. While its investments may seem late, they are strategically viable, Mulvihill asserts.</p>
<p>"NATO's reliance on the U.S. for space capabilities has become transactional, where states can opt-out of services they've previously relied on," he explains.</p>
<p>Germany’s investments in inspection satellites and electronic warfare capabilities are poised to operate under the NATO framework, potentially providing balance against U.S. constraints.</p>
<p>Cooperation among middle powers could yield significant benefits. Past collaborations, such as the France-Germany partnership in surveillance satellite access, exemplify how these nations can contribute positively.</p>
<p>Nevertheless, Bateman expresses skepticism about the smooth adjustment to these dynamics. "Historical patterns suggest this transition will be challenging," he counters.</p>
<p>So, does a world with more space powers cultivate safety or sow danger? Likely both, with increasing unpredictability. "The situation is more chaotic," Mulvihill says. “Cooperative zones are fragmenting, with self-interest and transactional politics becoming paramount." </p>
<p>The reality reveals that space was never as peaceful as previously believed. The difference today is that, as more nations emerge, no one is pretending otherwise.</p>
<p><strong>Read more:</strong></p>

Source: www.sciencefocus.com

How Saturn’s Rings, Hyperion, and Titan Were Formed from the Collision of Two Protomoonsin Space

In a recently submitted research paper to be published in the Planetary Science Journal, scientists from the SETI Institute, Southwest Research Institute, California Institute of Technology, and Paris Observatory propose a revolutionary theory regarding Saturn’s moons. Titan and Hyperion, previously thought to be primordial bodies, are actually the result of a dramatic merging of two ancient moons. This groundbreaking discovery could redefine our understanding of Titan’s thick atmosphere and possibly shed light on the formation of Saturn’s iconic ring system.

This mosaic of Saturn and its largest moon Titan combines six images (two each with red, green, and blue spectral filters) to create a naturally colored view. The image was captured using Cassini’s wide-angle camera on May 6, 2012, from approximately 778,000 km (483,000 miles) away. Image credit: NASA / JPL-Caltech / Space Science Institute.

In the upcoming paper, researchers including Matiya Chukku propose a new model describing the recent dynamical evolution of Saturn’s satellite system.

The scientists explain, “This phenomenon is driven by the youthful appearance of Saturn’s rings, the dynamic youth of its medium-sized moons, the rapid tidal migration of Titan, its changing tilt and eccentricity, and the recent escape from a postulated spin-orbit resonance with the planet.”

The study contends that Hyperion, a small, irregular moon in a 4:3 orbital resonance with Titan, is significantly younger than previously believed.

The moon’s current elongated orbit suggests Titan has migrated outward by approximately 4 to 5 percent since these two moons became gravitationally locked.

Researchers posit this gravitational resonance likely formed just 400 to 500 million years ago.

To explain Hyperion’s apparent youth, a scenario is proposed where an additional medium-sized moon, dubbed ProtoHyperion, once orbited between Titan and Iapetus.

As Titan’s orbit expanded, this system experienced instability, forcing Proto-Hyperion into a chaotic trajectory, ultimately leading to a collision with Titan.

This merging event disrupted the established spin-orbit resonance between Saturn and Titan, altering Saturn’s axial tilt.

Simultaneously, debris from this collision may have accumulated on modern-day Hyperion, whose low density and high porosity indicate it is likely a conglomerate of debris rather than a pristine structure.

Numerical simulations conducted by the research team indicated that such conditions would lead to frequent collisions between Titan and the hypothesized additional moon.

Throughout its evolution, Iapetus acquired orbital characteristics similar to those observed today, consistent with the gravitational disruptions during this dynamic instability.

These simulations further reveal that Titan’s orbit typically expanded during the merger, allowing ongoing tidal migration, potentially facilitated by resonant interactions within Saturn.

This instability may not have been confined solely to the outer regions of the Saturn system.

Scientists suggest that an eccentric Titan, influenced by this event, may have destabilized Saturn’s inner satellites through resonant interactions.

Collisions and re-accretion among these moons may have resulted in the material that constitutes Saturn’s current ring system.

Previous evidence has hinted at the relatively young age of Saturn’s rings, estimated to be hundreds of millions of years old, based on their mass, composition, and interactions with adjacent moons.

The new model aligns the timing of these events with the creation of Hyperion and the restructuring of Saturn’s external satellite system.

Cassini passed Hyperion on May 31, 2015, at a distance of approximately 21,000 miles (34,000 km). This image was captured during Cassini’s flyby on September 26, 2005, showcasing vivid details across Hyperion’s unique, rolling surface. Differences in color may indicate varying compositions of the surface material. Image credit: NASA / JPL-Caltech / Space Science Institute.

“Hyperion, the smallest of Saturn’s major moons, has provided crucial insights into the history of the Saturnian system,” said Dr. Chukku.

“In simulations where additional satellites became unstable, Hyperion was frequently lost and survived only under rare conditions.”

“Our research concluded that the gravitational locking between Titan and Hyperion is relatively recent, dating back just a few hundred million years.”

“This timeframe aligns with the disappearance of the hypothesized additional moon.”

“If this additional moon merged with Titan, it could have created debris in Titan’s vicinity, which aligns with where Hyperion eventually formed.”

The authors also evaluate Rhea’s history, noting that its rapid outward migration suggests crossing a so-called valgus resonance with the Sun in recent geological time.

Such dynamic indicators are more consistent with systems that have recently experienced large-scale transformations rather than those unchanged for billions of years.

“Although these events occurred hundreds of millions of years ago and are challenging to confirm directly, recent observations consistently challenge previous models and unveil new dynamical pathways,” the researchers concluded.

“Our hypothesis predicts a dynamically active and relatively young Saturn system, shaped by recent dramatic events.”

“Future orbital, geophysical, and geological data, especially from missions targeting Saturn’s moons, will be crucial in validating this scenario.”

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Matiya Chukku et al. 2026. Origin of Hyperion and Saturn’s rings in the Two-Stage Saturn System Instability. Planetary Science Journal in press. arXiv: 2602.09281

Source: www.sci.news

Revolutionary Metal Extraction Techniques from Fungi on the International Space Station

As human space exploration delves deeper into the cosmos, the urgency for sustainable methods to harvest local resources grows, rendering frequent resupply missions increasingly impractical. Asteroids, particularly those abundant in valuable metals like platinum group elements, have become key targets. Recently, scientists conducted a groundbreaking experiment aboard the International Space Station (ISS), utilizing bacteria and fungi to extract 44 elements from asteroid materials in microgravity.

NASA astronaut Michael Scott Hopkins conducts microgravity experiments on the International Space Station. Image credit: NASA.

In this innovative project, known as BioAsteroid, Professor Charles Cockell and his team at the University of Edinburgh utilized the bacterial species Sphingomonas desicabilis and the fungus Penicillium simplicissimum to explore which elements could be extracted from L-chondrite asteroid materials.

Understanding microbial interactions with rocks in microgravity is equally essential.

“This is likely the first experiment of its nature using a meteorite on the International Space Station,” states Dr. Rosa Santomartino, a researcher at Cornell University and the University of Edinburgh.

“Our aim was to customize our methodology while ensuring it remained broadly applicable for enhanced efficacy.”

“These two species behave uniquely and extract varied elements.”

“Given the limited knowledge on microbial behavior in space, we aimed to keep our results universally applicable.”

These microorganisms present promising solutions for resource extraction, as they generate carboxylic acids—carbon molecules that bind to minerals and promote their release through complex formation.

Nonetheless, many questions linger regarding this mechanism, leading researchers to conduct a metabolomic analysis. This analysis involved examining liquid cultures from completed experimental samples, focusing on the presence of biomolecules, particularly secondary metabolites.

NASA astronaut Michael Scott Hopkins conducted experiments aboard the ISS to examine microgravity’s effects, while researchers performed controlled experiments on Earth for comparative data.

Substantial data analysis yielded insights into 44 different elements, 18 of which were biologically derived.

Scanning electron microscopy (SEM) images of L-chondrite fragments under two gravity conditions. Image credit: Santomartino others., doi: 10.1038/s41526-026-00567-3.

“We drilled down to a single-element analysis and began to question whether extraction processes differ in space versus Earth,” notes Dr. Alessandro Stilpe from Cornell University and the University of Edinburgh.

“Do more elements get extracted in the presence of bacteria, fungi, or both?”

“Is this merely noise? Or do we observe coherent patterns? Differential outcomes were modest but intriguing.”

The analysis highlighted significant metabolic changes in microorganisms, particularly fungi, in space, leading to increased production of carboxylic acids and promoting the release of elements like palladium and platinum.

For several elements, abiotic leaching proved less effective in microgravity compared to Earth, while microorganisms demonstrated consistent extraction results across both environments.

“Microorganisms do not enhance extraction rates directly but maintain extraction levels regardless of gravity,” explains Dr. Santomartino.

“This finding is applicable to not just palladium but many metals, though not all.”

“Interestingly, extraction rates varied significantly by metal type, influenced by microbial and gravitational conditions.”

For detailed insights, refer to the results published in npj microgravity.

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R. Santomartino others. Microbial biomining from asteroid material on the International Space Station. npj microgravity published online on January 30, 2026. doi: 10.1038/s41526-026-00567-3

Source: www.sci.news

Four Astronauts Arrive at Space Station Following Early Departure of Previous Crew

Four new crew members, including two from the United States, received a warm welcome upon their arrival at the International Space Station (ISS) on Saturday.

The spacecraft, transporting NASA astronauts Jessica Meir and Jack Hathaway, European Space Agency astronaut Sophie Adenot, and Russian cosmonaut Andrei Fezyaev, docked with the ISS at 3:16 p.m. ET.

“Everyone arrived safely. We have been looking forward to this moment for a long time,” commented Sergei Kud Sverchkov, a current member of the Russian Federation’s Roscosmos crew on board.

The Dragon spacecraft was propelled into orbit by a SpaceX Falcon 9 rocket early Friday morning.

“We’re thrilled to be here and ready to get to work,” Meir said after meeting the ISS crew. “We made it. We’re here. We love you.”

Later, Adenot mentioned how much she enjoyed the journey.

“It was quite a ride, but it was a lot of fun,” she remarked. “Seeing the Earth from above is mesmerizing; you can’t distinguish any lines or boundaries.”

They arrived at an unusually quiet orbital laboratory.

Originally, the four crew members were expected to overlap in space with the departing team on Mission Crew 11. However, that group had to return to Earth early due to medical issues. (NASA has maintained privacy regarding the identities of the affected astronauts.)

The Crew-11 astronauts departed on January 14, leaving behind NASA astronaut Chris Williams and Russian cosmonauts Kudo Sverchkov and Sergei Mikayev on the ISS.

The four new arrivals will be designated Crew 12, increasing the ISS’s occupancy to seven astronauts.

“Floating in zero gravity is an incredible experience,” Hathaway said after greeting fellow passengers. “The journey was fantastic, shared with great friends from Crew 12.”

A time-exposure shot of a SpaceX Falcon 9 rocket launch from Pad 40 at Cape Canaveral Space Force Station on Friday.
John Rau/AP

The crew launched from SpaceX’s Falcon 9 rocket at 5:15 a.m. ET from Cape Canaveral Space Force Station, Florida.

NASA delayed the launch by two days due to high winds affecting the flight path earlier in the week. The agency continuously monitors weather conditions for safe ascent and emergency scenarios.

Recently, a Falcon 9 incident during an unmanned mission to deploy SpaceX’s Starlink satellites prompted NASA to review safety findings before this launch.

Following the Feb. 2 incident, SpaceX paused launches for an investigation with the Federal Aviation Administration (FAA). The FAA later permitted SpaceX to resume operations, successfully deploying Starlink satellites thereafter.

NASA officials confirmed in a recent press conference that there have been no significant issues while the ISS has been understaffed, allowing a relaxed timeline for the arrival of new crew members.

“We anticipate additional support soon, but will launch when ready,” stated Dina Contera, NASA’s deputy director of ISS programs at the Johnson Space Center.

Crew-12 members, from left, Andrei Fezyaev, Jack Hathaway, Jessica Meir, and Sophie Adenot during a press conference at NASA.
NASA

The Crew-12 mission members are slated to stay at the ISS for approximately eight months, where they will conduct scientific research including food production in space, examine how microgravity impacts blood flow, and study bacteria linked to pneumonia. NASA states these endeavors will enhance research for future missions to the Moon and Mars and will provide benefits for humanity on Earth.

This mission marks Hathaway and Adenot’s first spaceflight, while Fezyaev is on his second journey. Meir has previously spent 205 days aboard the ISS starting in July 2019 and made history with fellow astronaut Christina Koch during NASA’s first all-female spacewalk. They are also part of the Artemis II lunar orbit mission set to launch in March.

On Saturday, Meir expressed her surprise at the collaborative spirit that has turned the ISS into a beacon of human achievement.

“This represents a commitment from five nations, underpinned by trust, collaboration, and powered by science, innovation, and curiosity that has been upheld for decades,” she stated before entering the ISS. “Looking back at Earth from these windows, we are reminded that cooperation is not just possible, but essential. There are no borders in space, and hope transcends all.”

Source: www.nbcnews.com

NASA Report Reveals Alarming Details of Boeing Accident That Stranded Astronauts in Space

NASA announced significant findings on Thursday regarding a failed Boeing flight to the International Space Station (ISS) in 2024, which left two astronauts stranded for months.

The investigation outcomes were critical of both Boeing and NASA, highlighting issues such as inadequate testing, communication breakdowns, and leadership failures.

The report categorized these incidents as a “Type A disaster,” which is NASA’s highest classification, reserved for accidents that pose severe risks, including significant economic loss and potential fatalities. This designation was previously applied to the tragic loss of Space Shuttle Columbia and its seven crew members in 2003.

NASA Administrator Jared Isaacman, who assumed office in December, stated at a press conference, “We brought our crew home safely, but the path we took did not reflect the best of NASA.” He noted that this incident has fostered a “culture of mistrust.”

The Starliner mission, designed to last approximately eight days, aimed to validate Boeing’s Starliner spacecraft for transporting NASA astronauts to and from the ISS. Launched in June 2024 with astronauts Butch Wilmore and Suni Williams aboard, the mission quickly encountered issues.

Shortly after liftoff, mission managers identified a helium leak within the capsule’s propulsion system, leading to multiple thruster failures as the spacecraft attempted to dock with the ISS.

After extensive testing, NASA decided to return the Starliner capsule to Earth without crew. Consequently, Wilmore and Williams remained aboard the ISS for over nine months, awaiting an opportunity for recovery.

NASA astronauts Suni Williams and Butch Wilmore at Cape Canaveral Space Force Station, Florida, before boarding Boeing’s CST-100 Starliner in 2024.Miguel J. Rodriguez Carrillo/AFP – Getty Images File

NASA’s comprehensive report illustrates the growing distrust between NASA and Boeing, citing a “chaotic meeting schedule” during the mission and a willingness among managers on both sides to overlook risks.

While the investigation highlighted Boeing’s shortcomings in producing and testing the Starliner spacecraft, Isaacman emphasized that NASA’s civilian crew program also bears responsibility.

“While Boeing constructed the Starliner, NASA permitted and launched two astronauts into space,” he clarified, stating that NASA “must acknowledge our mistakes to ensure they are not repeated.”

NASA Deputy Administrator Amit Kshatriya further emphasized that both NASA and Boeing’s actions compromised the safety of Wilmore and Williams.

“The authorities have failed them,” Kshatriya asserted at a news conference. “We must recognize our responsibility to them and all future crews.”

In response, Boeing expressed gratitude for NASA’s thorough investigation, noting that significant progress has been made in addressing the technical challenges and cultural changes within the team since the incident.

To safely return Williams and Wilmore, NASA enlisted SpaceX, which transported them in a Dragon capsule alongside NASA astronaut Nick Haig and Russian cosmonaut Alexander Gorbunov, concluding their six-month mission on the ISS. They landed safely in March.

Boeing’s Starliner spacecraft successfully docks at the ISS on July 3, 2024.NASA (via AP)

Wilmore retired from NASA in August 2024 after 25 years, having spent 464 days in space. Williams announced her retirement last month after a remarkable 27-year career and 608 days in space.

In late 2024, NASA officials confirmed they were collaborating with Boeing to enhance the Starliner’s thrusters and that corrective actions would follow the investigation’s release.

Isaacman stated that NASA “will not allow new crew members aboard Starliner until the underlying technical problems are identified and resolved.”

Boeing developed the Starliner spacecraft as part of NASA’s Commercial Crew Program, initiated in 2011 to ensure safe civilian transport following the retirement of NASA’s space shuttles. Competing company SpaceX has been regularly flying its Crew Dragon spacecraft to the ISS since 2020.

The recent report is the latest in a series of challenges faced by Boeing. Prior to the Starliner crisis in 2024, the company dealt with issues concerning its 737 Max 9 planes, which saw critical failures leading to accidents and extensive scrutiny.

Boeing’s Starliner program experienced a difficult start; its unmanned debut in 2019 was aborted due to a software error that prevented docking at the ISS. Following delays caused by fuel valve issues, Boeing eventually demonstrated successful docking and return to Earth in 2022.

Source: www.nbcnews.com

Explore the Cosmos: A Captivating New Art Exhibition Focused on Space

Janet Kerr PPRWA Hon. RSA, 20 Solargraphs from the SolarGraphics Project 2020-24 Formless 2024-25 (18 months exposure time) showcases the beauty of long exposure photography.

Royal West of England Academy

Both artists and astronomers play a crucial role in transforming our observations of the universe into compelling narratives. The exhibit Cosmos: The Art of Observing the Universe at the Royal West of England Academy in Bristol, UK, explores this fascinating process.

“We recalibrate our perceptions through prolonged gazing,” says the exhibition curator, artist Ione Parkin. This exhibition, running until April 19, invites visitors to dive into their own observational journey, merging art and science in unique insights.

The image above illustrates how Janet Kerr collaborated with communities in Iceland, Greenland, the Shetland Islands, and Somerset to create stunning solar graphs that capture the sun over months of exposure.

This work by Alex Hartley intricately intertwines solar panels with photographs of Neolithic standing stones, illustrating the continuity of solar technology from ancient to contemporary times.

Parkin’s vibrant paintings swirl in red, orange, and bright white, evoking the dynamic nature of superheated plasma from the sun’s surface.

Finally, Michael Porter’s Impossible Landscape explores the realms beyond empirical knowledge, blending familiar geological textures with otherworldly aesthetics, prompting viewers to dream beyond the observable universe.

Source: www.newscientist.com

Exploring the Environmental Impact of Space Debris: Air Pollution Concerns on the Rise

Falcon 9 Upper Stage Re-entry

An incredible 30-second exposure captures the Falcon 9 upper stage re-entering the atmosphere over Berlin, Germany, on February 19, 2025.

Photo by Gerd Baumgarten

A SpaceX Falcon 9 rocket ignited a plume of vaporized metal as it re-entered the atmosphere, raising concerns about atmospheric pollution across Europe. This type of contamination is expected to surge as the number of spacecraft and satellites continues to grow.

The Falcon 9’s upper stage, intended for recovery in the Pacific Ocean, suffered an engine failure that led to its uncontrolled descent over the North Atlantic on February 19, 2025.

Witnesses throughout Europe observed fiery debris streaking across the sky, with some fragments landing behind warehouses in Poland. Researchers from Germany’s Leibniz Institute for Atmospheric Physics employed lidar technology to monitor the atmosphere. They noted a tenfold increase in lithium concentration— a significant component of the rocket’s structure— twenty hours after the re-entry event.

Using atmospheric models, researchers concluded that the lithium plume drifted approximately 1,600 kilometers from the re-entry site. This investigation represents the first instance of tracking high-altitude contamination resulting from a specific spacecraft re-entry.

According to Wing, small metal particles could catalyze ozone depletion, create clouds in the stratosphere and mesosphere, and interfere with sunlight’s passage through the atmosphere. “However, this field remains largely underexplored.”

As commercial space launches surge and companies expand their satellite constellations, such as SpaceX’s Starlink and Amazon’s Kuiper, concerns regarding contamination are becoming more pronounced. Currently, around 14,500 satellites orbit Earth, and SpaceX recently applied to deploy an additional 1 million satellites to support Elon Musk’s vision of creating orbiting data centers for artificial intelligence.

To mitigate a potential cycle of collisions that could generate more space debris, satellites are often permitted to deorbit and burn up at the end of their operational lives. Experts warn that space debris could increase by fiftyfold over the next decade, potentially contributing to more than 40% of the mass currently entering the atmosphere from meteorites.

There is a common misconception that space debris simply burns up and disappears in the atmosphere. According to Daniel Cizzo of Purdue University, who did not partake in this study, “We need to be cautious and thoroughly analyze the potential impacts of this material.”

The Falcon 9’s plume is estimated to contain around 30 kilograms of lithium. However, given the alloy composition of the rocket’s hull, it likely contained significantly more aluminum.

When evaporated aluminum interacts with atmospheric oxygen, it forms aluminum oxide particles, which serve as surfaces for chlorine compounds to decompose more easily. The chlorine radicals generated through this process react with and deplete ozone molecules in the stratosphere.

Researchers estimate that the burnout of spacecraft releases approximately 1,000 tons of aluminum oxide into the atmosphere annually, a figure that continues to rise. This exacerbation could extend the ozone hole in the Southern Hemisphere, which has been shrinking as nations phase out ozone-depleting gases. The loss of ozone allows more harmful ultraviolet rays to penetrate, increasing the risk of skin cancer.

“In terms of metals, we are entering a new paradigm where anthropogenic pollution increasingly influences the upper atmosphere, overshadowing natural sources,” says Eloise Marais from University College London. “Space debris risks reversing the progress made in healing the ozone hole.”

Metal oxide particles also function as nuclei for water vapor to coalesce into droplets, potentially leading to the formation of cirrus clouds that trap heat in the upper troposphere.

Scientists have detected particles from a burned-out spacecraft within cirrus clouds. While the effect on global warming is currently considered minor compared to greenhouse gases like carbon dioxide, it could still pose increased risks.

“Substantial evidence indicates that this substance may adversely affect the atmosphere. It is now our responsibility as scientists to assess whether these effects are occurring and the degree of their negativity,” Cizzo stated.

Potential solutions include constructing satellites from wood-like materials—though these may emit black carbon soot upon re-entry—or relocating satellites to high-altitude “graveyard orbits.”

“You must take a moment to consider your intentions before proceeding,” Wing advises. “This rapid growth in satellite launches poses questions that remain unanswered.”

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Source: www.newscientist.com

Hubble Space Telescope Discovers Stunning Lenticular Galaxy NGC 7722

Astronomers utilizing the NASA/ESA Hubble Space Telescope have captured stunning new images of the lenticular galaxy NGC 7722.



This captivating Hubble image showcases NGC 7722, a lenticular galaxy located approximately 187 million light-years from Earth in the constellation Pegasus. Image credits: NASA / ESA / Hubble / RJ Foley, UC Santa Cruz / Dark Energy Survey / DOE / FNAL / DECam / CTIO / NOIRLab / NSF / AURA / Mehmet Yüksek.

NGC 7722, also known by its alternate names IRAS 23361+1540, LEDA 71993, and UGC 12718, was first discovered on August 12, 1864, by German astronomer Heinrich Louis d’Arest.

This intriguing lenticular galaxy is part of the NGC 7711 group, which comprises seven prominent galaxies.

“Lenticular galaxies represent a unique classification that exists between the well-known spiral and elliptical galaxies,” Hubble astronomers stated.

“These galaxies are less common as their ambiguous morphology makes it challenging to classify them definitively as spiral, elliptical, or a hybrid of both.”

“Many known lenticular galaxies, including NGC 7722, exhibit features of both spiral and elliptical types.”

“Although NGC 7722 lacks the prominent arms characteristic of spiral galaxies, it showcases a magnificent glowing halo and a bright central bulge reminiscent of elliptical galaxies,” the researchers explained.

“Unlike elliptical galaxies, NGC 7722 possesses a visible disk featuring concentric rings swirling around a luminous core.”

“One of its most remarkable attributes is the long lanes of dark red dust that elegantly curl around the outer disk and halo.”

Recent images of NGC 7722 taken with Hubble’s Wide Field Camera 3 (WFC3) bring the galaxy’s striking dust lanes into sharp focus.

“Dust bands are common among lenticular galaxies and create a stunning contrast against the smooth, luminous halo typically surrounding such galaxies,” the astronomers added.

“The distinctive dust lane of NGC 7722, like many other lenticular galaxies, is believed to result from a past merger with another galaxy.”

“While the exact formation processes of lenticular galaxies remain elusive, mergers and gravitational interactions are thought to play a critical role in altering their shapes and influencing their gaseous and dusty content.”

Source: www.sci.news