The record-breaking galaxy is revealing secrets about the first stars and their unexpected chemical fingerprints.

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight Center. Credit: NASA's Goddard Space Flight Center Producer & Director: James ...

Dark matter is more than five times as abundant as all the visible matter in the universe. So why can't we see any of it?

Kemble's Cascade is an asterism in Camelopardalis in which a line of colorful stars appears to terminate with the small open ...

Astronomers witnessed two galaxies engaged in an intense deep-space battle for the first time. Watch the “cosmic joust” in action.

At that time he decided to change the direction of his research, leading him to write his second book, Hubble Reveals Creation by an Awe ... and says that "darkness was over the surface of the deep." ...