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

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

These images show different examples of black holes and accretion disks with various spin configurations: retrograde (black ...

Researchers found far more hidden black holes than previously known, indicating plenty of behemoths lurking in thick clouds ...

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

A mysterious black hole has started behaving even more strangely, scientists have said. The supermassive black hole has been ...

Sagittarius A* is the supermassive black hole at the center of the Milky Way. As supermassive black holes go, it is fairly ...

Studying it may help scientists figure out how particles behave near black holes. Matter falling toward a black hole forms an ...

MIT astronomers observed flashes of X-rays coming from a supermassive black hole at a steadily increasing clip. The source could be the core of a dead star that’s teetering at the black hole’s edge.

Stars are born in clouds of gas and dust, making it difficult to observe their early development. But researchers at Chalmers ...

At first the circumstellar disk is in a phase called an accretion disk, where mass is transported inward toward the star and angular momentum is transported outward. Planet formation likely occurs ...