A never-before-seen blast from a supermassive black hole was spotted by two sophisticated X-ray space telescopes. This giant ...

Approaching a black hole unleashes extreme tidal forces, stretching and tearing apart matter, including planets like Earth, a ...

NASA has visualized the cataclysm, which is thought to have caused a mysterious eruption of gamma rays captured by telescopes ...

Intermediate mass black holes (IMBH), if they exist, have between about 100 and 1,000 solar masses, placing them in between ...

Learn how researchers used Einstein’s theory of general relativity to create the most accurate simulations to date.

The James Webb Space Telescope found "tiny red dots" in the early universe representing overgrown supermassive black holes and stars that are impossibly old for the infant cosmos. Using the James Webb ...

Scientists flew the XL-Calibur telescope on a high-altitude balloon to measure polarized X-rays from Cygnus X-1. These measurements reveal details about the chaotic, superheated material swirling ...

Surprisingly, some of the universe's brightest objects are black holes. As scorching gas and dust flow around and into a ...

Albert Einstein and Carl Sagan both knew a lot about science. Sagan said, “We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything ...

Supermassive black holes lurk all throughout the known universe, but catching one in the act of devouring its cosmic dinner doesn't happen all that often. In fact, unless a black hole is actively in ...

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 ...

Dark matter is special in that it doesn't emit, absorb or interact with light, so science had to find a more creative way to ...