"No existing galaxy formation model within our standard cosmological paradigm can currently explain how this galaxy came to ...

The halo is more extended that astronomers originally thought, and contains enough hydrogen gas to resolve the problem of the ...

About half of the non-dark matter in the universe cannot be accounted for by stars and galaxies alone. Now, scientists say ...

Mysterious Phenomenon at Center of Galaxy Could Reveal New Kind of Dark Matter Mar. 10, 2025 — A mysterious phenomenon at the center of our galaxy could be the result of a different type of dark ...

For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s ...

Euclid's first data release offers a breathtaking glimpse into our universe, revealing over 26 million galaxies and ...

Scientists have finally found the universe’s missing matter—hidden as ionized gas in the cosmic web. This discovery reshapes ...

Scientists have designed a 'cosmic radio' detector which could discover dark matter in 15 years. Published today in Nature, scientists at King's College London, Harvard University, UC Berkley and ...

Astronomers have used space-based telescopes, including NASA's Swift X-ray observatory, to watch a monster black hole spring ...

A new analysis of the sky has finally confirmed where the missing half of the Universe's visible matter has been hiding.

Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our ...