Add Yahoo as a preferred source to see more of our stories on Google. A monstrous black hole in a distant galaxy has earned itself a nickname worthy of a science-fiction horror movie for its ...

The Hubble Space Telescope's evidence of an "intermediate-sized" black hole about 6000 light-years away in the closest globular star cluster to our home planet. Credit: NASA's Goddard Space Flight ...

The NASA/JAXA X-ray spacecraft has allowed astronomers to dive into the metaphorical "eye of the storm" swirling around supermassive black holes.

A subtle gravitational-wave “hum” from merging black holes may help settle the cosmic fight over how fast the universe is ...

The Hubble Space Telescope captures an image of a supermassive black hole that is not at the center of its galaxy. Credit: NASA / ESA / STScI / Yuhan Yao / Joseph DePasquale Using NASA's Hubble Space ...

Astronomers have confirmed the first isolated stellar-mass black hole drifting through the Milky Way, located roughly 5,000 ...

Ripples in the fabric of space-time called gravitational waves may be the key to solving the Hubble tension — one of the biggest nagging problems in physics.

Scientists have identified a new class of cosmic explosions, dubbed "extreme nuclear transients" (ENTs), that represent the most energetic events observed in the universe, perhaps since the Big Bang ...

Black holes are often considered terrors of the known universe. Supermassive black holes are regions of space where the pull of gravity is so intense that even light doesn't have enough energy to ...