At long last, astronomers have firm evidence that Betelgeuse, one of the most famous stars in the night sky, is not alone.

By Will Dunham WASHINGTON, July 29 (Reuters) - Betelgeuse is a superstar among the stars — one of the brightest in the night ...

American astronomers, armed with leading-edge AI tools, have discovered a sensational archipelago of exoplanets circling ...

A team of astronomers at the University of North Carolina at Chapel Hill has observed an extremely rare "wandering" black hole located tens of thousands of light-years from the center of its galaxy.

A distant 'exomoon' the size of Jupiter is changing how we think about the cosmos.

Betelgeuse's companion star discovered explained its variable brightness. Astronomers have confirmed Betelgeuse, a famous ...

For the first time, a European Southern Observatory (ESO) study has quantified the threat to astronomy posed by a large number of highly reflective satellites planned to launch in the coming years.

For decades, astronomers puzzled over the Sun’s missing silver. Turns out, we just weren’t looking at it in the right way.

The worlds of the solar system are exciting and, so far, mostly pristine places for planetary scientists to study. As space ...

Sugars are crucial components of RNA and DNA, the basis of all known organisms alive today. In a new study, the sugar ...

Astronomers, however, fear that the mirror, and the several thousand that could follow it, will negatively impact both ...

Astronomers have discovered phosphine gas in the atmosphere of an ancient brown dwarf, Wolf 1130C, using the James Webb Space Telescope. The finding is puzzling because phosphine, a potential ...