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.

Betelgeuse experienced a weird cosmic event in 2020 that led to some supernova speculation. It's doing it again — but it's (probably) just settling down.

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

When Betelgeuse explodes in a supernova, it will shine as bright as the full moon in our sky.

Betelgeuse is a red supergiant, one of the largest types of stars in the universe. To give a sense of scale, if Betelgeuse were placed at the center of our solar system, its surface would extend ...

Betelgeuse having a binary counterpart would explain some of its perceived patterns of brightness.

The bright, naked-eye star Betelgeuse is well known for its variations — some of which may be caused by an unseen companion star.

Betelgeuse can't say his own name in Tim Burton's Beetlejuice movie franchise. This could be because Betelgeuse is not a ghost, but a demon.

Betelgeuse, a bright red star in Orion, is exhibiting unexpected behavior that could lead to a supernova and neutrino rain on Earth.

Astronomers developed a sophisticated computer simulation to explore whether or not strange star Betelgeuse may be the result of a merger between two smaller stars.

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.