Astronomers are very familiar with the twin jets launched from the poles of supermassive black holes. These structures can ...

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

There's a universe full of black holes out there, spinning merrily away—some fast, others more slowly. A recent survey of ...

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

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

Discover how researchers found a bizarre black hole feeding at an exceptional rate, challenging theories on black hole growth ...

NASA Goddard Space Flight Center runs down the best-known Black Holes in the Milky Way galaxy and the Large Magellanic Cloud.

Active galactic nuclei are supermassive black holes at the center of certain galaxies. As matter falls into these black holes ...

Caltech’s Katie Bouman explains how the Event Horizon Telescope Collaboration captured the first imager of the Sagittarius A* ...

"For such a faint and unknown target, we were not sure if we would get any data at all — but the strategy worked." ...

Galaxy clusters are home to many giant elliptical galaxies that have completed their growth and are not forming stars.

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