Its famous dimming event from a few years ago turns out to be evidence of a recent explosion rather than an imminent supernova. Eric Mack has been a CNET contributor since 2011. Eric and his family ...

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 ...

When Betelgeuse finally collapses, the star – currently a red supergiant – will likely shine as brightly as the Moon in the sky for about two weeks, and be visible during the daytime for 6-12 months ...

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 ...

Using new observations from NASA’s Hubble Space Telescope and ground-based observatories, astronomers tracked the influence of a recently discovered companion star, Siwarha, on the gas around ...

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. This artist’s concept shows ...

CAPE CANAVERAL, Fla. (AP) — 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 ...