The newly discovered "blazar," which has a mass equal to 700 million suns, is the oldest of its kind ever seen and changes ...
Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...
Marcus Chown’s “A Crack in Everything” is a journey through space and time with the people studying one of the most enigmatic ...
NASA's Chandra and NuSTAR telescopes have teamed up to study a supermassive black hole-powered quasar that could have played ...
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 supermassive black hole has been discovered by astronomers that's shooting a giant energy beam directly at Earth.
Astronomers detected X-ray flashes from the black hole that increased in frequency from one every 18 minutes to one every ...
Astronomers have detected the most ancient blazar ever observed, originating from the early universe and emitting a beam of ...
A supermassive black hole in a distant galaxy is once again surprising scientists. In 2018, a black hole called 1ES 1927+654, ...
Galactic nuclei images reveal how supermassive black holes interact with their surroundings using infrared telescopes.