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

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

According to new research, the earliest seeds of structures may have been laid down by gravitational waves sloshing around in ...

Galaxies like the Milky Way grow by merging with smaller galaxies over billions of years, unlike dwarf galaxies, which have long been thought to lack the heft to attract mass and grow in the same way.

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 ...

Astronomers have announced the discovery of three new ultra-faint dwarf galaxies, the likes of which have not been seen ...

Astronomers are celebrating the completion of a 2.5-billion-pixel panoramic picture of the entire Andromeda Galaxy. The team includes several UC Santa Cruz researchers who made significant ...