A new batch of 15 Giant Radio Galaxies, the largest of which is 12.4 light-years wide, could help reveal how black holes and galactic mergers help the universe's largest single objects grow so large.

A team of astronomers have put together the largest, most detailed map of the universe ever created – and you can explore it now.

NEW YORK (AP) — The largest digital camera ever built released its first shots of the universe Monday — including colorful nebulas, stars and galaxies. The Vera C. Rubin Observatory, located ...

Neutron stars are some of the weirdest cosmic objects, and the greatest mysteries lie deep in their hearts.