The rocky planet circling the closest star to the sun got hammered by a superpowerful flare last year, a new study reports. That's a bit of bad news for anyone hoping that the alien world, known as ...

What if humanity could no longer live on Earth? Perhaps a catastrophic event forced us to find a new home among the stars.

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 ...

Astronomers using ESO telescopes and other facilities have found clear evidence of a planet orbiting the closest star to Earth, Proxima Centauri. The long-sought world, designated Proxima b, orbits ...

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Here’s what you’ll learn when you read this story: Project Hyperion competition winners dreamed up Chrysalis, a starship and space habitat that could make it to the planet Proxima b in just 400 years ...

Ready to go for a swim? The biggest swimming pool in this section of the galaxy could be just 24 trillion miles away. Share on Facebook (opens in a new window) Share on X (opens in a new window) Share ...