Incredible new images of the sun's surface provide an unprecedented view of sunspots and other solar activity.

The new image shows one galaxy piercing another with intense quasar radiation. Astronomers likened the violent galaxy ...

The Hubble Space Telescope captures imagery of globular cluster NGC 6325. Credit: Space.com | footage courtesy: ESA/Hubble & NASA, E. Noyola, R. Cohen | edited by Steve Spaleta ...

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