Astronomy Picture of the Day

An Etruscan Vase Moon Rising

Barnard's Loop around the Horsehead Nebula

Two Tails of Comet Lulin

Moon, Mercury, Jupiter, Mars

Lulin and Saturn near Opposition

NGC 2442: Galaxy in Volans

Omega Centauri: The Largest Globular Cluster Known

Earthgrazer: The Great Daylight Fireball of 1972

The Helix Nebula from La Silla Observatory

Saturn in View

IC 5146: The Cocoon Nebula

Crescent Moon and Venus