Astronomy Picture of the Day

The Umbra of Earth

From the Northern to the Southern Cross

The Long Gas Tail of Spiral Galaxy D100

Ultima Thule from New Horizons

Wide Field View of Great American Eclipse

Sharpless 308: Star Bubble

Twin Galaxies in Virgo

LDN 1622: Dark Nebula in Orion

An Airglow Fan from Lake to Sky

Henize 70: A Superbubble in the LMC

Perijove 16: Passing Jupiter [video]

Moon and Venus Appulse over a Tree