Betelgeuse is one of the brightest stars in the night sky and a familiar landmark in the constellation Orion. It has also ...

Astronomers may have finally solved one of the weirdest mysteries of our night sky: why Betelgeuse, a massive star in the ...

When Betelgeuse finally collapses, the star – currently a red supergiant – will likely shine as brightly as the Moon in the ...

NASA’s Hubble data shows a wake of dense gas around Betelgeuse, offering the clearest proof yet of a long-suspected companion ...

The bizarre dimming patterns of Betelgeuse, an enormous red supergiant star in the constellation Orion, have bewildered ...

Astronomers at the Center for Astrophysics | Harvard & Smithsonian have uncovered direct evidence that the red supergiant ...

Betelgeuse is one of the weirdest stars in the sky, but astronomers can now explain one of its most enduring mysteries.

Astronomers have uncovered the long-hidden cause behind Betelgeuse’s strange behavior: a small companion star carving a visible wake through the giant’s vast atmosphere. Using nearly eight years of ...

Betelgeuse’s long-standing mystery has been cracked: a hidden companion star is literally reshaping the giant from the inside out.

(CNN) — 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 ...