Betelgeuse, one of the brightest stars in the sky in the constellation Orion, has long puzzled astronomers due to its history of dimming and brightening, sometimes unexpectedly. Now a new preprint ...

Betelgeuse, the red supergiant that marks Orion’s shoulder, has entered its dimmest phase in recorded history, sparking ...

Betelgeuse, one of the biggest and brightest stars in the night sky, will momentarily vanish as an asteroid passes in front of it to produce a one-of-a-kind eclipse.

There are signs that Betelgeuse may be evolving rapidly – meaning a supernova explosion may happen sooner rather than later.

Scientists studying the star Betelgeuse have determined that it’s actually roughly 25% closer than previous estimates. The star is also slightly smaller than scientists assumed, though it still ...

The red supergiant Betelgeuse, a colossal star in the Orion constellation, experienced a massive stellar eruption in 2019, the likes of which have never been seen, according to astronomers. The ...

Betelgeuse is a red giant, an enormous star that has burned up all the hydrogen fuel in its core and expanded hundreds of times beyond its original envelope.

Betelgeuse— the star and not the slimy, suit-wearing demon—is one of the most celebrated celestial objects in the night sky. Found in the constellation Orion, Betelgeuse is extremely bright, ...

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.

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.