Astronomy Picture of the Day

The Moona Lisa
NGC 7293: The Helix Nebula
NGC 7822: Cosmic Question Mark
Fireball over Lake Louise
50 Light-years to 51 Pegasi
The Double Cluster in Perseus
NGC 6559: East of the Lagoon
M43: Streams of Orion
Sunrise at the South Pole
NGC 4676: When Mice Collide
The Holographic Principle and a Teapot
A Light and Dusty Night