The Hubble Space Telescope has turned its sharp eye toward a ghostly swirl of stars and gas known as the "Lost Galaxy," given ...

The X‑arithmetic technique offers a powerful new way to map the physics of other galactic structures across the universe and ...

Most smaller galaxies may not have supermassive black holes in their centers, according to a recent study using NASA's ...

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

Scientists have observed the largest-known rotating structure in the cosmos - a gargantuan thread-like assemblage of hundreds ...

Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

A multinational research collaboration led by the University of Oxford has pinpointed an immense, extraordinarily thin band ...

If not in visible stars and galaxies, the most likely hiding place for the matter is in the dark space between galaxies.

Galaxy mergers activate supermassive black holes, Euclid data shows, revealing more AGN in merging systems and new insights into galaxy evolution ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

Researchers have found a razor-thin, rotating string of galaxies inside a massive cosmic filament, revealing unexpected ...