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

This rare quasar with spiral arms could help astronomers understand how supermassive black holes feed and grow.

The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration. At the same time several telescopes, including the Chandra X-ray Observatory ...

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

Researchers have found there are many more black holes in the universe than once thought. (Credit: WikiMedia Commons) Most ...

Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...

The first black hole that astronomers observed "turning off" just turned back on, releasing jets of hot gas into the cosmos.

According to scientists, there could be more black holes in the universe than previously thought. Researchers reckon ...

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

Astronomers have captured the most detailed infrared images yet of an active galactic nucleus (AGN), using the Large ...

A large international team of scientists observed a rare event in real time: a dramatic increase in radio emission and the ...

University of Arizona astronomers have now produced the highest resolution direct images ever taken of a supermassive black ...