JWST detects possible aurora on distant brown dwarf
The aurora detected on this cold, isolated failed star is puzzling astronomers, who aren’t sure what’s causing the light show.
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The aurora detected on this cold, isolated failed star is puzzling astronomers, who aren’t sure what’s causing the light show.
An international team of astronomers has discovered a magnetic field on exoplanet HAT-P-11b, a Neptune-sized world 123 light-years away.
A team of astronomers has used Hubble to identify HAT-P-11b, the first extrasolar planet found with evidence of a magnetosphere.
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Researchers have identified the first signature of a magnetic field surrounding a planet outside of our solar system. Earth's magnetic field acts as a shield against energetic particles from the sun known as the solar wind. Magnetic fields could play similar roles on other planets.