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

A blue dwarf galaxy pitched through the bullseye's galactic neighborhood 50 million years ago, leaving behind nine glittering ...

When the European Space Agency's XMM-Newton pointed its telescope at two unidentified sources of light in the outskirts of ...

The ring-shaped clouds around the nebula RCW 120 were detected by NASA's Spitzer Space Telescope in this composite image. The Black Eye Galaxy is a relatively isolated spiral galaxy 17 million ...

“This detailed look at the resolved stars will help us to piece together the galaxy’s past merger and interaction history,” Williams adds. Hubble, however, has its limits—the space ...

Astronomers have made a groundbreaking discovery about black holes, revealing that these cosmic giants can essentially cook ...