Harvard and Smithsonian, reveals a stream of dense gas flowing through Betelgeuse's enormous, extended atmosphere, as ...

Using new observations from NASA's Hubble Space Telescope and ground-based observatories, astronomers have tracked the ...

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 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 ...

Betelgeuse is one of the brightest stars in the night sky, and the closest red supergiant to Earth. It has an enormous volume, spanning a radius around 700 times that of the sun. Despite only being ...

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, ...

Betelgeuse is a massive, unstable, aging star that will one day explode as a spectacular supernova, bright enough to transform our sky for weeks or months. And because it’s so close and so dramatic, ...