Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

Betelgeuse is the star that everybody can't wait to see blow up, preferably sooner rather than later. That's because it's a ...

Humanity has marveled at the vivid star Betelgeuse for many millennia. Over two thousand years ago, this imperious red object in the constellation Orion caught the eye of the Roman poet Horace: ...

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

Betelgeuse is one of the brightest stars in the night sky. Credit: Alan Dyer / VWPics / Universal Images Group via Getty Images A brilliant red star beaming through our night sky is Betelgeuse, an ...

Researchers found evidence that a companion star may be influencing Betelgeuse, explaining why the star’s brightness changes over time.

(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 ...

Astronomers have confirmed the existence of a companion star in a tight orbit around Betelgeuse, resolving a long-standing mystery about the star’s varying brightness. Reading time 2 minutes In 2024, ...

Astronomers have confirmed that Betelgeuse has a close companion star, identified through a repeating wake of gas in its atmosphere, offering new insight into how massive stars change and lose materia ...

The 10th-brightest star in the night sky, Betelgeuse, may not be on the brink of exploding as a supernova, according to a new study of the star’s brightening and dimming. Instead, recent research ...

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 ...