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.” ...

Video from NASA shows two galaxies, about 80 million light-years away from Earth, forming the shape of "blood-soaked eyes." ...

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

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

NASA has shared an image showing a stunning view of space as it showcases two galaxies which have only just "grazed one ...

Stare deeply at these galaxies. They appear as if blood is pumping through the top of a flesh-free face. The long, ghastly ...

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

In an image snapped by the OLI (Operational Land Imager) on Landsat 8, Mexico's most active volcano Popocatépetl can be seen ...

JWST data challenges theory that dark matter aided early galaxy formation, as bright signals found instead of expected dim ...

Two far-away galaxies have been described as “blood-soaked eyes” by NASA after the Hubble and James Webb Space telescopes captured an intriguing video of the two colliding galaxies.