The size and spin of black holes can reveal how and where they were born, and gravitational waves offer a way to decode this ...

Black holes that have been obscured by clouds of dust still emit infrared light, enabling astronomers to spot them for the ...

Marcus Chown’s “A Crack in Everything” is a journey through space and time with the people studying one of the most enigmatic ...

A strange black hole is making scientists scratch their heads.

"Finding more supermassive black holes that are potentially hosting jets raises the question as to how these black holes grew ...

The dense stellar remnant would, if confirmed, be the closest known object to any black hole, according to preliminary ...

Feeding supermassive black holes are more common in the cosmos than previously suspected. What could possibly hide such ...

Researchers found far more hidden black holes than previously known, indicating plenty of behemoths lurking in thick clouds ...

The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

Nick Hague and Suni Williams spent six hours working on NICER, AMS and other equipment outside the International Space ...

Sgr A*, at the heart of the Milky Way and clocking in at 4.3 million solar masses, is the closest supermassive black hole we have access to. It's also on the quiescent end of the activity scale, which ...

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...