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 identified a rare cosmic phenomenon: a supermassive black hole, known as J0410−0139, located 12.9 billion ...

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

A supermassive black hole has been discovered by astronomers that's shooting a giant energy beam directly at Earth.

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

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

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

"Finding more supermassive black holes that are potentially hosting jets raises the question as to how these black holes grew ...

Astronomers detected X-ray flashes from the black hole that increased in frequency from one every 18 minutes to one every ...

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

Supermassive black holes with powerful jets of high-energy particles, pointing directly at Earth are called blazars.

A strange black hole is making scientists scratch their heads.