When Betelgeuse finally collapses, the star – currently a red supergiant – will likely shine as brightly as the Moon in the sky for about two weeks, and be visible during the daytime for 6-12 months ...

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

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 ...

Astronomers have observed what they believe to be a never-before-seen companion star orbiting Betelgeuse, a pulsating red supergiant star in the shoulder of the Orion constellation. One of the best ...

After long speculation, a team of astrophysicists from NASA published their research, reporting that Betelgeuse, the 10th brightest star in our night sky, is orbited by a very close companion star now ...

For years, scientists were dumbfounded by the unusual changes in the brightness of Betelgeuse.

"It's a bit like a boat moving through water." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers and scientists love Betelgeuse because ...

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

Space scientists have solved the mystery of why one of the brightest stars in the sky acts strangely. Red supergiant Betelgeuse has been found to have a newly discovered companion star, Siwarha, that ...

Astronomers use the Gemini North telescope in Hawaii to capture an image of a companion star orbiting Betelgeuse. Credit: International Gemini Observatory / NOIRLab / NSF / AURA / J. Chu Red ...