For years, we looked at Betelgeuse waiting for the end. When the "Great Dimming" happened in 2019, the world held its breath, ...

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

Betelgeuse is the star that everybody can't wait to see blow up, preferably sooner rather than later. That's because it's a ...

Betelgeuse is a massive red supergiant about 600 light years away and it has been dimming in a way astronomers did not expect ...

Astronomers have uncovered the long-hidden cause behind Betelgeuse’s strange behavior: a small companion star carving a visible wake through the giant’s vast atmosphere. Using nearly eight years of ...

Betelgeuse’s long-standing mystery has been cracked: a hidden companion star is literally reshaping the giant from the inside out.