The Hubble Space Telescope has found evidence of a "wandering" black hole about 5000 light years away in the Milky Way galaxy ...

A puzzling gravitational wave was detected, and astronomers have determined that it comes from a record-breaking black hole ...

Earth and the entire Milky Way galaxy might be sitting inside an enormous, mysterious void—a giant cosmic hole making our universe expand faster right here than anywhere else. This unusual idea, ...

New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite ...

New research suggests that the Milky Way may host more satellite galaxies than previously predicted, thanks to advanced ...