The newly discovered "blazar," which has a mass equal to 700 million suns, is the oldest of its kind ever seen and changes ...

Using observations from 2017 and 2018, the Event Horizon Telescope (EHT) Collaboration has advanced our understanding of the ...

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

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

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

Astronomers have detected a mid-infrared flare from the supermassive black hole at the heart of the Milky Way galaxy for the ...

"This is how you solve the universe-breaking problem." ...

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

A black hole infamous for strange features has once again baffled astronomers, this time with rapid X-ray flashes. What could ...

MIT astronomers have been captivated by the strange behaviors of a supermassive black located 270 million light-years away, ...

In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again ...

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