Betelgeuse’s brilliance makes it extremely challenging to spot a smaller, dimmer star nearby. “A smaller, sun-sized star can ...

Since our sun ejects material into the solar system, so could Betelgeuse, but on a different ... and be visible in the daytime sometime in the next 100,000 years. That would be big news because ...

The story describes Betelgeuse as “the red giant that marks Orion’s left shoulder.” Reader Chris Jespersen wrote: “I often see Betelgeuse on Orion’s right shoulder…. Am I mistaken?” ...

Still, Betelgeuse is a red supergiant star that has lived hard and will die young. It's just some 10 million years old — ...

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 ...