supermassive black hole, Milky Way and Collision Course

The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...
Enabled by supercomputing, University of Pretoria (UP) researchers have led an international team of astronomers that has ...
Recently, astronomers focused on a galaxy 270 million light years away, which hosts a supermassive black hole known as 1ES 1927+654. The black hole, researchers have now observed, has been ...
An international team of researchers has detected a binary star orbiting near Sagittarius A*, the supermassive black hole located at the center of our galaxy. This is the first time a pair of ...
Even more surprisingly, the black hole that powers the quasar from which this jet erupts, designated J1601+3102, is relatively small. (For a quasar-powering supermassive black hole, that is.
Supermassive black ... The centers of galaxy clusters contain the universe’s most massive galaxies, which, in turn, contains gigantic black holes ranging in mass from millions to tens of ...