Betelgeuse is a red giant star that shines brightly in the night sky. It makes up one of the "shoulders" of Orion, one of the ...

Astronomers have spotted signs that Betelgeuse, the closest supergiant star to Earth, could be about to explode as a ...

Although the hypothesis needs visual confirmation, a second star wouldn’t be atypical for a red supergiant like Betelgeuse, ...

But it's not going to hurt us. Betelgeuse is the shoulder of Orion, a red giant sitting about 500 light years away. It's huge, weighing somewhere between 15 and 20 solar masses, but is so extended ...

This illustration plots changes in 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 ...

Betelgeuse has been a favorite among amateur astronomers for many years. However you pronounce it, its unexpected dimming draws even more attention to this red supergiant variable star in Orion.

10, 2020 shows the star Alpha Orionis, or Betelgeuse, a red supergiant. The star, one of the biggest and brightest in the night sky, will momentarily vanish as an asteroid passes in front of it ...

During this observation gap in 2020, NASA's STEREO spacecraft -- with measurements shown in red -- stepped in to observe Betelgeuse from its unique vantage point, revealing unexpected dimming by ...

When Betelgeuse, a red supergiant star in the constellation Orion, eventually goes supernova—likely within the next 100,000 years—the night sky will light up as if a second sun appeared ...