Astronomy Picture of the Day

Unusual Starburst Galaxy NGC 1313

Millions of Stars in Omega Centauri

Evidence Mounts for Water on the Moon

Serene Paraselene

NGC 602 and Beyond

The Belt of Venus over the Valley of the Moon

Prometheus Remastered

A Fox Fur, a Unicorn, and a Christmas Tree

Venus and Mercury in the West

Discovery's Cloud

Discovery's Dawn

Spitzer's Orion