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 ...

The Hubble Space Telescope captured data in 2019 that has led astronomers to conclude supergiant star Betelgeuse blew its top, literally. The star lost a large amount of its visible surface and ...

This illustration plots changes in the brightness of the red supergiant star Betelgeuse, following the titanic mass ejection of a large piece of its visible surface. The escaping material cooled to ...

For more than a century, Betelgeuse has looked like a star with a secret. It swells and fades on a six-year rhythm that never quite made sense. The star, about 650 light-years away in space, is old, ...

For decades, astronomers have been puzzled by Betelgeuse's strange wake, a long, comet-like trail of gas that stretches through space behind the famous red supergiant star. Now, because of new ...

Someone must have said its name three times.

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers have observed a faint blue star near the red supergiant star Betelgeuse ...