Tag: Red dwarfs
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3-D climate modeling could fine-tune the search for faraway signs of alien life
An artist’s conception shows a hypothetical planet with two moons orbiting within the habitable zone of an M-dwarf star. (NASA / Harvard-Smithsonian Center for Astrophysics Illustration / D. Aguilar) Astronomers have identified thousands of stars that have planets, and that number could mushroom even faster when waves of next-generation telescopes come online. But where are…
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Hubble team has bad news for aliens: Red dwarfs seem to wipe out life’s necessities
An artist’s conception shows the red dwarf star AU Microscopii with a hypothetical planet and moon in the foreground. (NASA / ESA Illustration / G. Bacon) Red dwarf stars have been seen as the biggest potential frontier for alien life, in part because they’re the most common stars in our galaxy. But observations made using…