Scientists from Harvard University have made a fascinating discovery about Jupiter’s magnetic field, suggesting mysterious waves deep within the planet’s core are causing changes. The magnetic field serves as a window into Jupiter’s inner dynamics, revealing interactions between magnetism, fluid flow, and other forces that also generate Earth’s magnetic field.
Observations from NASA’s Juno spacecraft revealed fluctuations in Jupiter’s magnetic field, particularly in the Great Blue Spot. These changes indicate the presence of deep waves in Jupiter’s core, similar to ocean waves but with unique characteristics that could help unravel the planet’s magnetic field forces.
Professor Jeremy Bloxham from Harvard University explained the variability in the magnetic field changes and the importance of understanding the nature of these waves. The team is studying whether they are torsional waves or Alfvén waves, which could provide insights into the forces governing Jupiter’s magnetic field.
However, a mystery remains around a jet plane at Earth’s equator, hindering a full understanding of Jupiter’s magnetic field. More detailed investigations are required to unlock the secrets hidden within this gas giant’s magnetic field.
About our experts
Jeremy Bloxham is a professor of geophysics at Harvard University, USA, specializing in planetary magnetic fields, dynamo theory, Earth’s core, and mathematical geophysics.
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Source: www.sciencefocus.com
