Proxima Centauri Is Like Our Sun… on Steroids

Proxima Centauri Is Like Our Sun… on Steroids
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SPACE.com

Imagine stepping outside on a clear day and looking up at the sun. However, that isn’t our sun; it appears much closer in the sky and, wait, if you squint, you can see there’s something not quite right about the light it’s emitting. This star appears to have vast, ominous dark patches shimmering against the bright solar disk. That’s because this star is Proxima Centauri and, though it sounds like it has a horrible case of rot, these black spots actually make this tiny red dwarf more “sun-like” than we ever imagined. “If intelligent aliens were living on Proxima b, they would have a very dramatic view,” said Brad Wargelin, of the Harvard-Smithsonian Center for Astrophysics (CfA) and lead author …

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