NASA's Mars rover Perseverance has spotted what may be a human-visible aurora on Mars, the first time such aurora has been spotted, suggesting that astronauts visiting the Red Planet in the future may be able to see the light show.
Astronomers have been observing auroras on Mars since 2005 (lights that occur when particles and radiation collide with the planet's atmosphere), but all these phenomena have only been detected in the form of ultraviolet light that is invisible to the naked human eye. They mainly occur when oxygen in the atmosphere is energized by charged particles…
Source: www.newscientist.com