Add Yahoo as a preferred source to see more of our stories on Google. Astronomers have observed a faint blue star near the red supergiant star Betelgeuse ...

Astronomers have made an astonishing revelation: the red supergiant Betelgeuse, one of the most studied stars in the night sky, has a binary twin. The companion star, named Siwarha, has been detected ...

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 ...

At least one mystery surrounding the red giant Betelgeuse can now be put to bed. Astronomers have finally laid eyes on a small, dim binary companion whipping around the massive sun. The observations ...

Betelgeuse, one of the largest known stars, is visible in the southern sky after dark this week. Credit: Creators.com illustration Yes, these are superstars, but not quite how people may think. These ...

The bizarre dimming patterns of Betelgeuse, an enormous red supergiant star in the constellation Orion, have bewildered astronomers for decades. Now, researchers are closer than ever to proving that a ...

The well-known star Betelgeuse is Orion the Hunter’s alpha star. Shining at magnitude 0.5, this aging sun lies roughly 500 to 600 light-years away. It’s also one of the best candidates for the next ...

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 ...