The companion star of Betelgeuse, seen for the first time by the Gemini North Telescope. "This discovery answers the ...

Gemini North telescope in Hawai‘i uncovers hidden companion to Betelgeuse, shedding light on ancient stellar mystery. Using ...

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

But all of that extra attention has led to another remarkable find. As it turns out, Betegeuse isn’t alone—it actually has a ...

The red supergiant Betelgeuse is showing unusual changes in brightness, leaving astronomers curious and cautious.

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

NASA astrophysicists have directly imaged a faint companion star orbiting Betelgeuse, confirming decades of speculation.

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

More recently, astronomers have proposed a theory for its volatile nature, which explains the star's seemingly erratic ...

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

It's around 1.6 times the mass of the Sun, Howell and his colleagues believe, at an orbital separation of 4 astronomical ...

Betelgeuse is at least 10 times closer to Earth and has a mind-boggling radius that would extend to engulf not only all of our inner solar system if it was put in place of the sun, but also Jupiter.