Scientists have found signs of a new kind of gravitational wave. It's really big. Article 1217 words 17 votes
Observations of a star orbiting the supermassive black hole at the centre of the Milky Way over almost thirty years confirm that it moves just as predicted by Einstein’s general theory of relativity Article 1458 words 8 votes
Astronomers have spotted an ultrafast star, traveling at a blistering six million km/h, that was ejected by the supermassive black hole at the heart at the Milky Way five million years ago astronomy Article 706 words 9 votes
The supermassive black hole at the center of the Milky Way was recently observed flaring to over seventy-five times its normal brightness in near-infrared astronomy Article 1289 words 11 votes
Astronomers discover eighty-three supermassive black holes in the early universe astronomy Link 6 votes