A new image shows Arp 105, a dazzling ongoing union between an elliptical galaxy and a spiral galaxy drawn together by ...

The moshing galaxies of Arp 105 dazzle in the Space Image of the Day Monday (March 10), which comes courtesy of Hubble.

"Everything scattered in the Andromeda system is very asymmetric and perturbed. It does appear that something significant ...

In 2007, astronomers discovered the Cosmic Horseshoe, a gravitationally lensed system of galaxies about 5.5 billion ...

Scientists didn't expect that stars would be able to still form in the dwarf galaxy known as Leo P, which the James Webb Telescope recently imaged.

Hubble's study reveals Andromeda experienced major galactic collisions, unlike Milky Way. Its satellite galaxies show unusual ...

The light, which has scientists scrambling to identify its source, is blazing from two galaxies in the process of merging and becoming one. The source of the light within the merger isn’t clear ...

The researchers propose that this ejection resulted from the collision of two galaxies, causing their central black holes to ...

Caption The pair of merging galaxies known as UGC 4211 are harboring one big secret: a pair of black holes that are dining together, gobbling up the gas and dust around them. Scientists found and ...

An ambitious new survey by the Hubble Space Telescope offers the first bird's-eye view of all known dwarf galaxies orbiting ...

A supermassive black hole that doesn't appear to be where we would expect seems to be travelling at more than a thousand ...