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Astronomy Picture of the Day
Updated: 6 hours 58 min ago

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


NGC 602 in the Flying Lizard Nebula

Fri, 03/13/2015 - 05:42

Near the outskirts of the Near the outskirts of the


Cometary Globule CG4

Thu, 03/12/2015 - 01:42

The faint and somehow menacing cometary globule CG4 The faint and somehow menacing cometary globule CG4


Enhanced Color Caloris

Wed, 03/11/2015 - 04:42

The sprawling Caloris basin The sprawling Caloris basin


Pillars and Jets in the Pelican Nebula

Tue, 03/10/2015 - 07:42

What dark structures arise from the Pelican Nebula? What dark structures arise from the Pelican Nebula?


A Dust Devil on Mars

Mon, 03/09/2015 - 03:42

A Dust Devil on Mars  A Dust Devil on Mars


Lenticular Cloud, Moon, Mars, Venus

Sun, 03/08/2015 - 06:42

It is not every day that such an interesting cloud It is not every day that such an interesting cloud


Inside the Coma Cluster of Galaxies

Sat, 03/07/2015 - 02:42

Almost every object in the above photograph is a galaxy. Almost every object in the above photograph is a galaxy.


Moon-Venus-Mars Skyline

Fri, 03/06/2015 - 05:42

Taken on February 20, Taken on February 20,


Long Lovejoy and Little Dumbbell

Thu, 03/05/2015 - 02:42

Buffeted by the solar wind, Comet Lovejoy's crooked Buffeted by the solar wind, Comet Lovejoy's crooked


Love and War by Moonlight

Wed, 03/04/2015 - 05:42

Love and War by Moonlight Love and War by Moonlight


The Rosette Nebula in Hydrogen and Oxygen

Tue, 03/03/2015 - 03:42

The Rosette Nebula is not the only cosmic cloud of gas and dust to The Rosette Nebula is not the only cosmic cloud of gas and dust to


Unusual Plumes Above Mars

Mon, 03/02/2015 - 06:42

What is creating unusual plumes on Mars? What is creating unusual plumes on Mars?


The Milky Way Over the Arizona Toadstools

Sun, 03/01/2015 - 04:42

Which is older -- the rocks you see on the ground or the light you see from the sky? Which is older -- the rocks you see on the ground or the light you see from the sky?


The Dark River to Antares

Sat, 02/28/2015 - 01:42

Connecting the Connecting the


45 Days in the Sun

Fri, 02/27/2015 - 04:42

From January 11 to February 25 2013, a pinhole From January 11 to February 25 2013, a pinhole


An Evening Sky Conjunction

Thu, 02/26/2015 - 07:42

Eight years ago, an evening sky held this lovely Eight years ago, an evening sky held this lovely