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Astronomy Picture of the Day
Updated: 4 hours 1 min ago

Orion Spring

17 hours 1 min ago

As spring comes to planet Earth's northern hemisphere, familiar winter As spring comes to planet Earth's northern hemisphere, familiar winter


Naked Eye Nova Sagittarii 2015 No 2

17 hours 1 min ago

It quickly went from obscurity to one of the brighter stars in Sagittarius -- but it's fading. It quickly went from obscurity to one of the brighter stars in Sagittarius -- but it's fading.


Powers of Ten

17 hours 1 min ago

How different does the universe look on small, medium, and large scales?  How different does the universe look on small, medium, and large scales?


Atlas V Launches MMS

17 hours 1 min ago

Atlas V Launches MMS Atlas V Launches MMS


A Double Eclipse of the Sun

17 hours 1 min ago

Can the Sun be eclipsed twice at the same time? Can the Sun be eclipsed twice at the same time?


Northern Equinox Eclipse

17 hours 1 min ago

Snowy and cold is weather you might expect at the start of Snowy and cold is weather you might expect at the start of


NGC 2403 in Camelopardalis

17 hours 1 min ago

Magnificent island universe Magnificent island universe


Sunshine, Earthshine

Thu, 03/26/2015 - 02:42

Sunshine, Earthshine Sunshine, Earthshine


Aurora in the Backyard

Wed, 03/25/2015 - 06:42

On the night of On the night of


Earth During a Total Eclipse of the Sun

Tue, 03/24/2015 - 02:42

What does the Earth look like during a total solar eclipse? What does the Earth look like during a total solar eclipse?


The Big Dipper Enhanced

Mon, 03/23/2015 - 05:42

Do you see it?  Do you see it?


The Clouds of Orion the Hunter

Sun, 03/22/2015 - 01:42

Cradled in cosmic dust and glowing hydrogen, Cradled in cosmic dust and glowing hydrogen,


A Total Eclipse at the End of the World

Sat, 03/21/2015 - 05:42

Would you go to the end of the world to see a total eclipse of the Sun? Would you go to the end of the world to see a total eclipse of the Sun?


Return at Sunrise

Fri, 03/20/2015 - 02:42

Thursday, shortly after local sunrise over central Asia, Thursday, shortly after local sunrise over central Asia,


The Great Wall by Moonlight

Thu, 03/19/2015 - 05:42

Last Friday, an almost Last Friday, an almost


Along the Cygnus Wall

Wed, 03/18/2015 - 01:42

The W-shaped ridge of emission featured in The W-shaped ridge of emission featured in


Volcano of Fire Erupts Under the Stars

Tue, 03/17/2015 - 04:42

First, there was an unusual smell. First, there was an unusual smell.


Aurora over Icelandic Glacier

Mon, 03/16/2015 - 01:42

Several key conditions came together to create this Several key conditions came together to create this


Galaxy and Cluster Create Four Images of Distant Supernova

Sun, 03/15/2015 - 05:42

What are the unusual spots surrounding that galaxy? What are the unusual spots surrounding that galaxy?


Stars at the Galactic Center

Sat, 03/14/2015 - 02:42

Stars at the Galactic Center   Stars at the Galactic Center