Add Yahoo as a preferred source to see more of our stories on Google. This artist’s concept shows the red supergiant star Betelgeuse and an orbiting companion star creating a wake in the larger object ...

The nearby star Betelgeuse is expected to explode as a supernova sometime in the cosmic near future, creating a spectacular ...

Betelgeuse is one of the weirdest stars in the sky, but astronomers can now explain one of its most enduring mysteries. A small companion star has been confirmed, revealed by the wake it leaves as it ...

Betelgeuse is the star that everybody can't wait to see blow up, preferably sooner rather than later. That's because it's a red supergiant on the verge of becoming a supernova and there hasn't been ...

For more than a century, Betelgeuse has looked like a star with a secret. It swells and fades on a six-year rhythm that never quite made sense. The star, about 650 light-years away in space, is old, ...