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Astronomy Picture of the Day
Updated: 11 hours 19 min ago

Dark Nebula LDN 1622 and Barnard's Loop

Wed, 12/04/2017 - 11:00

The silhouette of an intriguing The silhouette of an intriguing


Filaments of Active Galaxy NGC 1275

Tue, 11/04/2017 - 09:00

What keeps these filaments attached to this galaxy? What keeps these filaments attached to this galaxy?


Plane Contrail and Sun Halo

Mon, 10/04/2017 - 07:00

What's happened to the sky? What's happened to the sky?


Saturn in Infrared from Cassini

Sun, 09/04/2017 - 18:00

Many details of Saturn appear clearly in infrared light. Many details of Saturn appear clearly in infrared light.


NGC 602 and Beyond

Sat, 08/04/2017 - 16:00

Near the outskirts of the Near the outskirts of the


Split the Universe

Fri, 07/04/2017 - 14:00

Just now, before you hit the button, two future universes are possible. Just now, before you hit the button, two future universes are possible.


3D 67P

Thu, 06/04/2017 - 12:00

Get out your Get out your


Young Stars and Dusty Nebulae in Taurus

Wed, 05/04/2017 - 10:00

This complex of dusty nebulae lingers along the edge of This complex of dusty nebulae lingers along the edge of


Nebula with Laser Beams

Tue, 04/04/2017 - 08:00

Nebula with Laser Beams Nebula with Laser Beams


King of Wings Hoodoo under the Milky Way

Mon, 03/04/2017 - 06:00

This rock structure is not only surreal -- it's real. This rock structure is not only surreal -- it's real.


Black Hole Accreting with Jet

Sun, 02/04/2017 - 17:00

What happens when a black hole devours a star? What happens when a black hole devours a star?


Tardigrade in Moss

Sat, 01/04/2017 - 15:00

Is this an alien? Is this an alien?


Ganymede's Shadow

Fri, 31/03/2017 - 13:00

Approaching Approaching


The Comet, the Owl, and the Galaxy

Thu, 30/03/2017 - 11:00

The Comet, the Owl, and the Galaxy The Comet, the Owl, and the Galaxy


SH2-155: The Cave Nebula

Wed, 29/03/2017 - 09:00

 The Cave Nebula SH2-155: The Cave Nebula


Central Cygnus Skyscape

Tue, 28/03/2017 - 07:00

Central Cygnus Skyscape Central Cygnus Skyscape


Fast Stars and Rogue Planets in the Orion Nebula

Mon, 27/03/2017 - 18:00

Start with the constellation of Orion. Start with the constellation of Orion.


The Aurora Tree

Sun, 26/03/2017 - 16:00

Yes, but can your tree do this? Yes, but can your tree do this?


Equinox on a Spinning Earth

Sat, 25/03/2017 - 14:00

When does the line between day and night become vertical? When does the line between day and night become vertical?


JWST: Ghosts and Mirrors

Fri, 24/03/2017 - 12:00

 Ghosts and Mirrors JWST: Ghosts and Mirrors