Astronomers used James Webb Space Telescope data to determine the density of the universe's most mysterious "stuff." ...

The Hubble Space Telescope has been used to study NGC 1052-DF2 — a galaxy that is lacking dark matter. Credit: NASA's Goddard ...

"If our hypothesized dark charge is true, then we believe there could be a significant population of primordial black holes, which would be consistent with other astrophysical observations, and ...

Physicists think a 2023 particle detection marks the first exploding black hole seen. If true, it rewrites our understanding of dark matter.

NASA scientists are baffled by an unusual hexagon structure on Saturn, first spotted in the 1980s, that has been there ever ...

The sharpest black hole collision ever detected just gave Einstein another win—and raised hopes that the next one might rewrite gravity.

Humanity has worked itself into a position where we can detect a single high-energy particle from space and wonder where in Nature it came from. Billions of people likely don’t care at all about such ...

The galaxy has a low star formation rate despite being located in a huge gas reservoir.

This week, Russia and Ukraine engaged in U.S.-backed negotiations in Abu Dhabi aimed at ending Europe’s deadliest conflict ...

Our Milky Way galaxy may not have a supermassive black hole at its center but rather an enormous clump of mysterious dark ...

There is a lot we have yet to understand about the center of the Milky Way—could it be due to a mass of invisible dark matter?

Researchers have found what might be a little red dot transitioning into its final state, where x-rays burst through its gas ...