Travel to the event horizon in this amazing new black hole visualization from NASA's Goddard Space Flight Center. Credit: ...

What are the little red dots discovered by the James Webb Space Telescope? These X-rays may offer a clue.

A black hole isn’t actually a hole at all; it’s an incredibly dense object where a huge amount of matter is squeezed into a ...

The James Webb Space Telescope has spotted “little red dots” in the universe, and a new X‑ray discovery from the Chandra ...

"With the James Webb Space Telescope now revealing more supermassive black holes in the early universe, this mechanism may ...

Astronomers directly measured the power of jets from black hole Cygnus X-1, confirming decade-old UW–Madison predictions ...

Scientists have for the first time ever succeeded in getting some data on a newborn black hole that was sent hurtling off into space after two larger ones collided together and "birthed" it. The ...

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...

By stopping black holes from fully evaporating, hidden dimensions may solve a cosmological paradox.

Astronomers have detected the signal of a colossal black hole in deep space that likely formed when two already-large black holes crashed into each other billions of light-years away. The result is a ...