NASA released six stunning images from the Hubble Telescope showcasing interacting galaxies, including the chaotic beauty of merg ...

Arp 282: This image from the NASA/ESA Hubble Space Telescope feels incredibly three-dimensional for a piece of deep-space imagery. The image shows Arp 282, an interacting galaxy pair composed of the ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

NASA has captured breathtaking images of seven rare and stunning interacting galaxies, showcasing cosmic collisions, ...

This image from the NASA/ESA Hubble Space Telescope features Arp 72, a very selective galaxy group that only includes two galaxies interacting due to gravity: NGC 5996 (the large spiral galaxy) and ...

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

Around 2015, astronomers took on the painstaking task of stitching together Hubble Space Telescope images of this galaxy, but that effort had focused on the galaxy's northern half. Still, however, the ...

Hubble’s high-resolution imagery allowed researchers to hone in on more of the Bullseye galaxy’s rings — and helped confirm ...

The Hubble Space Telescope’s latest stunning images have allowed scientists to solve the mystery of the Bullseye Galaxy’s ...

This dream-like Hubble Space Telescope image features the galaxy known as NGC 3156. It is a lenticular galaxy, meaning that ...

This NASA/ESA Hubble Space Telescope image depicts the cosmic tangle that is MCG+05-31-045, a pair of interacting galaxies located 390 million light-years away. UGC 1810 and UGC 1813 are spiral ...

Hubble worked hard, taking images of spiral nebulae every ... He recognized that space expanding in between the galaxies could cause the redshifts, making it seem like they were moving farther ...