Astronomy Picture of the Day

NGC 3660 and Burçin's Galaxy

PK 164 +31.1: The Headphone Nebula

NGC 1514: The Crystal Ball Nebula

Messier 104

Supermoon Versus Micromoon

The Vela Supernova Remnant

Andromeda Through Gas and Dust

Jupiter and Venus from Earth

Venus and Jupiter: Conjunction from Avebury

Interplanetary Earth

Moons, Rings, Shadows, Clouds: Saturn (Cassini)

Longmore 8: The Hamster Wheel Nebula