At about 950 times bigger than our Sun, Betelgeuse is one of the biggest stars in our Universe. But that comes with a price.

Betelgeuse, the iconic red star of the Orion constellation, has been the subject of much talk in recent years due to its atypical behavior. Its episodes of dimming and brightening have puzzled the ...

Astronomers at the Center for Astrophysics | Harvard & Smithsonian have uncovered direct evidence that the red supergiant Betelgeuse is being shaped by a small, long-suspected companion star. Using ...

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, ...