A supermassive black hole in the spiral galaxy NGC 3783 just delivered an X-ray surprise that astronomers have never watched ...

Some 1.2 billion light-years from Earth, a massive event is unfolding on cosmic scales. There, not two, but three galaxies ...

Astronomers have found a system of three supermassive black holes, all actively feeding, that appear to be combining into a ...

"It boggles the mind! The forces that are needed to dislodge such a massive black hole from its home are enormous. And yet, ...

Supermassive black holes have been found at the center of almost every galaxy, sucking up anything unlucky to fall into its ...

A monstrous black hole in a distant galaxy has earned itself a nickname worthy of a science-fiction horror movie for its gluttonous feasting on any stars that dare get near. Meet "Space Jaws." NASA ...

Black holes are remarkable astronomical objects with gravity so strong that nothing, not even light, can escape them. The most gigantic ones, known as “supermassive” black holes, can weigh millions to ...

New observations reveal that the relationship between ultraviolet and X-ray light in quasars has changed over billions of ...

A supermassive black hole that’s 10 million times the mass of the Sun is hurtling through space, leaving a trail of gas ...

"The forces that are needed to dislodge such a massive black hole from its home are enormous." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Some galaxies could grow so large by consuming one star from a binary system. April 8, 2012— -- For years, astronomers have puzzled over the diet needed to bulk up supermassive black holes – ...

A supermassive black hole lurking at the heart of a relatively close galaxy is firing off a rapid-fire slew of ultrafast gas "bullets" into the surrounding galaxy. This is the conclusion of an ...