Astronomy Picture of the Day

Apollo 12 and Surveyor 3 Stereo View

Apollo 12: Self-Portrait

NGC 6995: The Bat Nebula

Venus and Jupiter on the Horizon

Hoag's Object: A Nearly Perfect Ring Galaxy

Moon and Planets at Twilight

Galileo's Europa Remastered

Star Trails for a Red Planet

Starburst Galaxy M94 from Hubble

Mercury Crosses a Quiet Sun [video]

M27: The Dumbbell Nebula

Electric Night