Extinction-Level Superflares May Blast Earth’s Nearest Exoplanet Proxima B

Extinction-Level Superflares May Blast Earth’s Nearest Exoplanet Proxima B
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Space.Com

The recent discovery of a planet around the star closest to Earth’s sun has raised hopes that life might exist around the sun’s nearest neighbor, but researchers now find that this world might frequently experience extinction-level “superflares” from its star. In August, scientists revealed the existence of an alien world around Proxima Centauri, a red dwarf star more than 600 times dimmer than the sun that lies just 4.2 light-years from Earth’s solar system. This exoplanet, known as Proxima b, could be rocky and about the size of Earth. It also lies in its star’s “habitable zone,” the area around the star warm enough for the planet to potentially host liquid water on its surface. Since there …

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