A fluffy cluster of stars spilling across the sky may have a secret hidden in its heart: a swarm of over 100 stellar-mass ...

Galactic nuclei images reveal how supermassive black holes interact with their surroundings using infrared telescopes.

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

International teams of astronomers monitoring a supermassive black hole in the heart of a distant galaxy have detected ...

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