NASA's Chandra and NuSTAR telescopes have teamed up to study a supermassive black hole-powered quasar that could have played ...

Researchers have found there are many more black holes in the universe than once thought. (Credit: WikiMedia Commons) Most ...

Astronomers have uncovered the most distant blazar ever discovered, a supermassive black hole with a mass of 700 million suns ...

"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a ...

A fluffy cluster of stars spilling across the sky may have a secret hidden in its heart: a swarm of over 100 stellar-mass black holes.

Astronomers have detected the most ancient blazar ever observed, originating from the early universe and emitting a beam of ...

A large international team of scientists observed a rare event in real time: a dramatic increase in radio emission and the ...

In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again by 2020 -- only to dramatically increase its output again in 2023. At that ...

Since 2018, we've seen 1ES 1927+654 generate jets in real time and found it may have a lone white dwarf orbiting near the ...

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

Astronomers discover a supermassive black hole, weighing 700 million suns, firing a giant energy beam directly at Earth from ...

Yale researchers among those who discovered three “ultra-massive” galaxies, which were formed shortly after the Big Bang and ...