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

The Hubble Space Telescope captured the rare merger of two galaxies, which are forming what's been dubbed a "cosmic guitar." ...

The James Webb Space Telescope is a collaborative effort between NASA, the European Space Agency and the Canadian Space Agency. Unlike the Hubble Space Telescope, which orbits around the Earth, Webb ...

The new images, to be presented at an upcoming meeting of the American Physical Society, date back to when the universe was ...

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

This time it’s given us an amazing look at three galaxies merging and it’s absolutely breathtaking. Galactic mergers aren’t exactly a new thing. Hubble captured two galaxies merging earlier ...

An unusual elliptical galaxy with a history of absorbing smaller galaxies appears to be approaching its next target.

LRG 3-757 could've experienced what's called "scouring." Scouring can occur when two extremely massive galaxies merge and affects the velocity dispersion of stars in the galaxy's center.

A European dark matter telescope called Euclid has released its first treasure trove of data, showing galaxies by the ...

I am not an astrophysicist, but my understanding is that two galaxies interacting don't need to cause wanton destruction. Instead, they can combine to make the night sky brighter for everyone.

Deep observations from the James Webb Space Telescope (JWST) have revealed an exceptionally large galaxy in the early ...

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