The yearslong dimming and brightening pattern of the huge star Betelgeuse (don’t worry—that’s just the second time we’ve said it!) may be due to a much tinier star orbiting the red supergiant, a team ...

The dimming of Betelgeuse seen at the end of 2019 and the start of 2020 explained — the red giant star “sneezed.” Betelgeuse dimmed in the final few months of 2019, perplexing both professional and ...

Few stars have rattled astronomers quite like Betelgeuse, the swollen red beacon in Orion that dimmed so dramatically in ...

Betelgeuse is one of the best-known stars in the night sky, as well as the easiest to find. New examinations of this behemoth star suggest it is both smaller — and closer — than astronomers believed.

Recent observations of Betelgeuse, a star located in the constellation Orion, have created a mystery about the red supergiant. They suggest it is spinning much faster than a star its size should be ...

Could the giant star Betelgeuse have a buddy? A Betelbuddy? Betelgeuse, the second-brightest star in the constellation Orion, is a giant star whose strange dimming has sparked debate over when it will ...

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 ...

Explore the colossal red supergiant Betelgeuse in Orion and discover why astronomers are riveted by its unpredictable ...

A rare eclipse is expected as an asteroid named Leona passes in front of Betelgeuse, one of the largest and brightest stars in the night sky. The eclipse will occur late Monday into early Tuesday and ...

The slightly orange colored star in Orion's shoulder will disappear for a few tonight beginning at 8:24 p.m. tonight, observers from Fort Lauderdale south into the Florida Keys, as an asteroid passes ...

A closeup of Betelgeuse in Orion, which will be occulted by an asteroid this week. (Photo by: Alan Dyer/VWPics/Universal Images Group via Getty Images) Each Monday, I pick out the northern ...

Betelgeuse, as imaged by the Hubble Space Telescope on August 13, 2020. Image: ESO/Digitized Sky Survey 2. Acknowledgment: Davide De Martin The bright star Betelgeuse, a prominent member of the Orion ...