A novel "X-arithmetic" technique reveals how black holes shape the universe's largest structures.

A monstrous black hole in a distant galaxy has earned itself a nickname worthy of a science-fiction horror movie for its gluttonous feasting on any stars that dare get near. Meet "Space Jaws." NASA ...

"This is a real gift for physicists as we confirm predictions made more than a century ago." ...

Somewhere out in the cosmic deep—about 600 million light-years away—a wayward monster has been caught in the act. Using a combo of the Chandra X-Ray Observatory, Hubble, and the NRAO Very Large Array, ...

The two galaxies shown here, NGC 6278 and PGC 039620, are representative of the more than 1,600 galaxies analyzed in a new study. Both galaxies are ...

NASA has released a stunning image of a black hole swallowing a star and causing a massive explosion. Although the cosmic event took place 600 million light-years ago, the burst of radiation has only ...

WR 124, a rare type of Wolf-Rayet star. X-ray: NASA/CXC/SAO; Infrared: (Herschel) ESA/NASA/Caltech, (Spitzer) NASA/JPL/Caltech, (WISE) NASA/JPL/Caltech; Infrared ...

For the first time, astronomers have managed to capture a radio image showing two black holes orbiting each other. The observation confirmed the existence of black hole pairs. In the past, astronomers ...

In a groundbreaking discovery, scientists using NASA’s Transiting Exoplanet Survey Satellite (TESS) have uncovered a ...

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

SAN FRANCISCO -- NASA just released eerie audio from a black hole this week and now Twitter is in a tizzy. The black hole is about 240 million light years away from Earth. NASA says that in reality, ...

Just when you thought it was safe to go back in the cosmos, NASA's Hubble Space Telescope has discovered a terrifying, roving, oft-invisible monster dubbed "Space Jaws." Lurking 600 million ...