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 ...

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

This authoritative volume is the first to present a comprehensive and up-to-date review of our new understanding of accretion disks around black holes. Interest in black hole accretion disks has ...

Here's a simulation of what the Event Horizon Team thought the black hole would look like. And here's the real image. The light you see here is what's called the accretion disk. It's a disk of ...

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.

Kimberly WeaverNASA Goddard Space Flight Center Some of the most enigmatic objects in the Universe are giant supermassive black holes (SMBH). Yet after 30 years of study, we don’t know precisely how ...

The corona of a black hole is an ultra-hot, diffuse region of matter surrounding the innermost parts of the accretion disk. Unlike the Sun’s corona, which reaches temperatures of millions of ...

These jets shoot out from the direct vicinity of the black hole in two opposite directions, sustained and guided by magnetic fields in the "accretion disk" of material: the disk formed by gas ...