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 ...

Betelgeuse’s intense glow and vast size—about 700 times the Sun’s radius—have long made it difficult to study anything nearby. Using the NASA-NSF-funded ‘Alopeke instrument on the Gemini North ...

Astronomers have made a groundbreaking discovery that could revolutionize our understanding of the giant red supergiant Betelgeuse. A small companion star, affectionately named the ‘Betelbuddy’, has ...

Add Yahoo as a preferred source to see more of our stories on Google. On the left, a red bubbly-looking orb is depicted. On the right is a similar orb with blueish regions. Recent observations of ...

The red supergiant Betelgeuse likely has a companion star, astronomers have confirmed. Long theorized to share an orbit with Betelgeuse — an extremely bright star that may go supernova in the next few ...

Astronomers presented the intriguing possibility that Betelgeuse did not start off as a single star but is instead the product of a "quiet merger." When you purchase through links on our site, we may ...