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 ...

The huge red supergiant star Betelgeuse blew off a huge chunk of its mass in 2019, creating a cloud of dust which obscured its light and caused it to dim.

These pulsations are typical of red supergiant stars such as Betelgeuse, and their period varies from star to star depending upon the star’s mass. “I believe the intrinsic 416-day pulsation rate is ...

Sitting on the shoulder of the constellation Orion, Betelgeuse is one of the brightest stars in the sky.In early 2019, however, the massive star underwent a puzzling dimming event that was visible ...

The bright, naked-eye star Betelgeuse is well known for its variations — some of which may be caused by an unseen companion star. ... which makes it a mere one-twentieth the mass of Betelgeuse.

Betelgeuse, one of the biggest and brightest stars in the night sky, ... Scientists expect Betelgeuse to be short-lived, given its mass and the speed at which it's burning through its material.

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 ...

Betelgeuse is a red supergiant, one of the largest types of stars in the universe. To give a sense of scale, if Betelgeuse ...

Betelgeuse also experiences a second kind of heartbeat known as a “long secondary period ... unknown star—excellently nicknamed Betelbuddy—is likely at least two times the mass of our Sun.

Betelgeuse has been a favorite among amateur astronomers for many years. However you pronounce it, its unexpected dimming draws even more attention to this red supergiant variable star in Orion.