Few stars have rattled astronomers quite like Betelgeuse, the swollen red beacon in Orion that dimmed so dramatically in ...

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 ...

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 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 best ...

The red supergiant Betelgeuse likely has a companion star, astronomers have confirmed. Long theorized to share an orbit with Betelgeuse — an extremely bright star that may go supernova in the next few ...

Red supergiant stars represent a pivotal phase in the late-stage evolution of massive stars. Betelgeuse, one of the nearest and most studied red supergiants, offers a unique opportunity to explore a ...