Betelgeuse needs no introduction. Besides having its name borrowed by the ghost with the most, this 10-million-year-old red ...

Betelgeuse, one of the brightest stars in the night sky, may not be alone. And its potential companion may be responsible for ...

Astronomers have used a novel technique to find evidence of a secret "buddy" star orbiting Betelgeuse, one of the brightest ...

Betelgeuse companion discovery with Gemini North resolves century-old mystery and opens new doors in red supergiant research ...

For decades the reddish glow of Betelgeuse has puzzled astronomers, but researchers believe they have now found the reason ...

The findings confirm a long-standing theory first proposed in the early 1900s. More importantly, it sheds new light on how ...

The stellar companion may help explain why the brightness of Betelgeuse, the red supergiant, is open to so much variation.

At the beginning of 2020, the astronomical world was on high alert when the massive star Betelgeuse, located in the constellation Orion, began to dim unexpectedly. Its sudden fading sparked widespread ...

Astronomers directly imaged a faint companion star orbiting Betelgeuse, solving a decades-old mystery about its strange ...

Astronomers have discovered a hidden companion star orbiting Betelgeuse, the massive red supergiant in Orion's constellation, ...

A hidden companion star of Betelgeuse, long suspected by Hungarian astronomers, has finally been observed directly, ...

A century-old hypothesis that Betelgeuse, the 10th brightest star in our night sky, is orbited by a very close companion star ...