Betelgeuse is one of the brightest stars in the night sky, and the closest red supergiant to Earth. It has an enormous volume ...

The Gemini South telescope in Chile has been used by astronomers to detect a planet being devoured by its dying host star, a process similar to the fate of Earth billions of years from now. Credits: ...

It's around 1.6 times the mass of the Sun, Howell and his colleagues believe, at an orbital separation of 4 astronomical ...

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 ...

It is Betelgeuse and for hundreds of years astronomers have puzzled why its twinkle grows lighter and then dimmer over time.

The discovery is the first time such a close companion star has been detected orbiting a supergiant, according to a statement from the US research centre NOIRLab, which operates the Gemini Observatory ...

NSF-funded ‘Alopeke instrument on the Gemini North telescope, one half of the International Gemini Observatory, partly funded by the U.S. National Science Foundation (NSF) and operated by NSF NOIRLab, ...

Betelgeuse, the red supergiant star closest to Earth, has finally been proven to have a companion star in observations from ...

Deep research’ AI agents combine large language models with sophisticated reasoning frameworks to conduct in-depth, ...

Astronomers have finally imaged the long theorized companion star of Betelgeuse, solving a mystery regarding its dimming that has persisted for millennia.

Interest in Betelgeuse intensified during its great dimming in 2019-20 and subsequent resurrection. Among several ...

Revealed by advanced imaging, the long-sought "Betelbuddy" is much smaller and fainter than Betelgeuse and orbits within the supergiant’s atmosphere.