The red supergiant star Betelgeuse, which shines intensely in the constellation of Orion, has always intrigued astronomers with its mysterious brightness variations. For centuries, ...

Betelgeuse is one of the most famous stars in the sky. It is located on the shoulder of Orion in the constellation, which ...

Astronomers have observed what they believe to be a never-before-seen companion star orbiting Betelgeuse, a pulsating red supergiant star in the shoulder of the Orion constellation. One of the best ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Humans have gazed up at Betelgeuse for thousands of years. As one of ...

The tempestuous star in Orion’s shoulder has a buddy, and neither of their futures look bright. By Robin George Andrews Betelgeuse, a colossal tangerine-red star, is barreling toward annihilation. The ...

Betelgeuse, Betelgeuse! The red supergiant that marks Orion’s left shoulder may have a tiny, unseen companion. Two independent studies found evidence of a star about the same mass as the sun, orbiting ...

Betelgeuse is one of the night sky's brightest stars and easily can be observed from Earth with the naked eye. Its fluctuations in brightness have long puzzled astronomers, however. Now, researchers ...

Betelgeuse, one of the brightest stars in the sky, may have a secret sunlike companion that drives the star’s mysterious six-year-long "heartbeat," new research suggests. When you purchase through ...

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?” This is actually a ...

Two studies suggest Betelgeuse has a smaller, unseen companion star. This companion's gravity might explain Betelgeuse's longest brightness cycle. The companion's presence could also explain ...