Just over four light-years away, the Alpha Centauri system holds the closest worlds beyond our own that might support life. One, Proxima Centauri b, is a confirmed Earth-mass planet in its star's ...
Imagine receiving a message from another world. Not from a distant galaxy millions of light years away, but from a planet ...
An artist's impression of a flare from Proxima Centauri, modeled after the loops of glowing hot gas seen in the largest solar flares. Exoplanet Proxima b is shown in the foreground. Proxima b orbits ...
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