This NASA/ESA Hubble Space Telescope image features a dusty yet sparkling scene from one of the Milky Way's satellite ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Astronomers have discovered a giant radio galaxy with plasma jets stretching an incredible 3.3 million light-years—32 times ...

ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

The plasma jets of this cosmic giant span 3.3 million light-years from end to end - over 32 times the size of the Milky Way ...

You may not know it, but right now there's a huge cosmic rave party happening far, far above our heads. The chief party goers are known as supermassive black holes. These mysterious objects can have ...

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the ...

Scientists used changes in the supermassive black hole M87*'s accretion disk to infer its orientation, size and turbulence ...

Astronomers have detected a repeating radio signal from an ancient galaxy 2 billion light-years away, challenging assumptions ...