MIT astronomers have been captivated by the strange behaviors of a supermassive black located 270 million light-years away, ...

The Universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous -- and highly debated -- results had shown: The Universe is expanding faster than predicted by ...

Arrokoth is composed of two separate bodies, 3 and 9 miles across. In the distant past they rotated so slowly about each other that their mutual gravitational attraction caused them to come together ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

JWST of NASA recently delivered a remarkable finding by discovering individual stars in a galaxy 6.5 billion light years away ...

But researchers have used the James Webb Space Telescope, a collaboration of NASA and its European and Canadian space ...

In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

NASA's TES-22 CubeSat launched with tech that speeds up satellite deorbiting to clear space debris. It carries technology to ...

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...

These massive currents carry material on a journey through and around star-forming galaxies before they settle and form stars ...

Hubble's first gigapixel panorama of the Andromeda Galaxy was published exactly ten years ago. This has now been ...

That Rich was presenting the story of Edwin Hubble at the January 2025 AAS meeting was symbolic, for it was at the 33rd ...