Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. ALMA's image of the ejected ...

This artist’s concept shows the red supergiant star Betelgeuse and an orbiting companion star creating a wake in the larger object's atmosphere. - Elizabeth Wheatley/ESA/NASA Astronomers have long ...

Astronomers have discovered a companion star in an incredibly tight orbit around Betelgeuse, using the NASA-NSF-funded ‘Alopeke instrument on the Gemini North telescope. Betelgeuse, one of the most ...

Red supergiant stars represent a pivotal phase in the late-stage evolution of massive stars. Betelgeuse, one of the nearest and most studied red supergiants, offers a unique opportunity to explore a ...

An enormous star in the Large Magellanic Cloud, a nearby galaxy, has recently caught the attention of astronomers. Named WOH G64, it is a red supergiant, and, for a long time, it looked like it was ...

Add Yahoo as a preferred source to see more of our stories on Google. This artist’s concept shows the red supergiant star Betelgeuse and an orbiting companion star creating a wake in the larger object ...

(CNN) — Astronomers have long searched for clues that a hidden companion star sits out of view near the red supergiant star Betelgeuse. Now, they’ve uncovered a new piece of evidence: a trail like the ...