Several stellar-mass black holes may be lurking inside or near the Hyades star cluster, roughly 150 light-years from Earth, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Meet your new but shy galactic neighbor: A ...

This artist’s impression shows the orbits of the objects in the HR 6819 triple system. This system is made up of an inner binary with one star (orbit in blue) and a newly discovered black hole (orbit ...

WASHINGTON (Reuters) - Astronomers have spotted the closest black hole to Earth ever discovered and are surprised about its living arrangements - residing harmoniously with two stars in a remarkable ...

Astronomers have discovered the closest black hole to Earth. It's so close that its sister stars can be seen with the naked eye. Wednesday's announcement backs up the theory that there are lots of ...