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 ...

The companion star of Betelgeuse, seen for the first time by the Gemini North Telescope. "This discovery answers the millennia-old question of why this famous star experiences a roughly six-year-long ...

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

Scientists have long speculated that Betelgeuse, one of the brightest stars in the night sky, is not alone. Now, thanks to the powerful Gemini North Telescope in Hawaii, astronomers suggest they’ve ...

Astronomers have confirmed the existence of a companion star in a tight orbit around Betelgeuse, resolving a long-standing mystery about the star’s varying brightness. reading time 2 minutes In 2024, ...

Betelgeuse first drew attention in late 2019 when the star, which glitters like a red gem in the upper-right shoulder of Orion, experienced an unexpected darkening. The supergiant continued to grow ...

Using the NASA-NSF-funded ‘Alopeke instrument on the Gemini North telescope, one half of the International Gemini Observatory, partly funded by the U.S. National Science Foundation (NSF) and operated ...

CAPE CANAVERAL, Fla. — One of the biggest and brightest stars in the night sky will momentarily vanish as an asteroid passes in front of it to produce a one-of-a-kind eclipse. The rare and fleeting ...