If another gravity theory is correct, "then the broader implications are enormous," astrophysicist Stacy McGaugh told ...

“The expectation was that every big galaxy we see in the nearby universe would have started from these itty-bitty pieces.” ...

This NASA/ESA Hubble Space Telescope image features NGC 1672, a barred spiral galaxy located 49 million light-years from ...

Dark matter is an essential element of galaxy formation and physics, according to the standard theory of how the universe ...

Large galaxies, like the Milky Way, attract smaller galaxies. Our solar system 's cosmic neighborhood spans 100,000 ...

With highly capable instruments James Webb Space Telescope (JWST) was able to capture the image of a distant galaxy. Arp 107: ...

The spiral arms of nearby galaxy Messier 81 is captured by NASA's Spitzer Space Telescope. This galaxy is easily visible ...

This Hubble image showcases the most complete Einstein rings ever discovered in our Universe located in the southern ...

The Chandra X-ray Observatory captured imagery of a galaxy that "appears to have pulled in and assimilated all of its former ...

Hubble's recent capture, MCG+05-31-045 in the Coma cluster, illustrates the evolution of galaxies under extreme gravitational forces. This interaction, typical for dense galaxy clusters, demonstrates ...

The Hubble Space Telescope has captured imagery of spiral galaxy UGC 2890. The "galaxy lies around 30 million light-years ...