Earth-like Exoplanets tagged posts

Do Earth-like Exoplanets have Magnetic Fields? Far-off Radio Signal is Promising Sign

Exoplanet and dwarf star
An artist’s conceptual rendering of interactions between a prospective exoplanet and its star. Plasma emitted from the star is deflected by the exoplanet’s magnetic field then interacts with the star’s magnetic field, resulting in an aurora on the star and the emission of radio waves.
Credit: National Science Foundation/Alice Kitterman

Earth’s magnetic field does more than keep everyone’s compass needles pointed in the same direction. It also helps preserve Earth’s sliver of life-sustaining atmosphere by deflecting high energy particles and plasma regularly blasted out of the sun...

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