An international team of researchers has found dark matter dominating the halos of two supermassive black holes in galaxies ...

Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that ...

"Our measurements imply that the supermassive black hole mass is 10% of the stellar mass in the galaxies we studied." ...

Hubble’s high-resolution imagery allowed researchers to hone in on more of the Bullseye galaxy’s rings — and helped confirm ...

Rare ultra-faint dwarf galaxies beyond the influence of other galaxies show evidence that star formation was stifled long ago ...

Scientists have been scratching their heads for ages, trying to figure out why some galaxies just stop churning out stars.

We’re talking unopened packs of trading cards, all kinds of toys, a script from the first movie in 1977 autographed by Darth ...

One of the largest private single collections of Star Wars memorabilia in the world, Unofficial Galaxies showcases iconic ...

Explore the breathtaking beauty of the cosmos with seven incredible images of star clusters and galaxies captured by NASA.

Matter in intergalactic space is not randomly scattered - it forms a vast network of filamentary structures that make up the ...

By revealing a massive radio jet in the early universe, J1601+3102 offers a rare snapshot of early quasar activity.