Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.
The Hubble Space Telescope has found evidence of a "wandering" black hole about 5000 light years away in the Milky Way galaxy ...
Image: CfA/Mel Weiss Astronomers have detected a mid-infrared flare from the supermassive black hole at the heart of the Milky Way galaxy for the very first time, and it’s shedding new light ...
"It's only because this object is so extreme that we can observe it from Earth, even though it's really far away," Anniek ...
Supermassive black holes are seen as sources of wanton cosmic destruction, but there may be more to their powerful influence ...
In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...
A fluffy cluster of stars spilling across the sky may have a secret hidden in its heart: a swarm of over 100 stellar-mass black holes.
"Our measurements imply that the supermassive black hole mass is 10% of the stellar mass in the galaxies we studied." ...
Telescopes around the world have spotted a monster radio jet streaming from a quasar dating back to the first 1 billion years ...