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Astronomy Picture of the Day
Updated: 31 min 28 sec ago

Collapse in Hebes Chasma on Mars

Mon, 08/18/2014 - 06:42

What's happened in Hebes Chasma on Mars? What's happened in Hebes Chasma on Mars?


Rosetta Approaches Comet Churyumov Gerasimenko

Sun, 08/17/2014 - 03:42

What does it look like to approach a comet? What does it look like to approach a comet?


A Perseid Below

Sat, 08/16/2014 - 07:42

Denizens of planet Earth typically watch meteor showers Denizens of planet Earth typically watch meteor showers


A Luminous Night

Fri, 08/15/2014 - 04:42

What shines in What shines in


Spiral Galaxy NGC 6744

Thu, 08/14/2014 - 01:42

Spiral Galaxy NGC 6744 Spiral Galaxy NGC 6744


Rosetta s Rendezvous

Wed, 08/13/2014 - 04:42

On August 3rd, the Rosetta spacecraft's narrow angle camera captured On August 3rd, the Rosetta spacecraft's narrow angle camera captured


Saturn's Swirling Cloudscape

Tue, 08/12/2014 - 07:42

Acquiring its first sunlit views of far northern Acquiring its first sunlit views of far northern


Four Billion BCE: Battered Earth

Mon, 08/11/2014 - 03:42

No place on Earth was safe. No place on Earth was safe.


Shadows and Plumes Across Enceladus

Sun, 08/10/2014 - 00:42

Shadows and Plumes Across Enceladus Shadows and Plumes Across Enceladus


Dark Shuttle Approaching

Sat, 08/09/2014 - 03:42

What's that approaching? What's that approaching?


NGC 7023: The Iris Nebula

Fri, 08/08/2014 - 07:42

These clouds of interstellar dust and gas These clouds of interstellar dust and gas


Tetons and Snake River, Planet Earth

Thu, 08/07/2014 - 03:42

Tetons and Snake River, Planet Earth Tetons and Snake River, Planet Earth


Veins of Heaven

Wed, 08/06/2014 - 06:42

Veins of Heaven Veins of Heaven


M31: The Andromeda Galaxy

Tue, 08/05/2014 - 02:42

Andromeda is the nearest major Andromeda is the nearest major


A Sky Portal in New Zealand

Mon, 08/04/2014 - 05:42

To some, it may look like a portal into the distant universe. To some, it may look like a portal into the distant universe.


The Horsehead Nebula from Blue to Infrared

Sun, 08/03/2014 - 03:42

One of the most identifiable nebulae in the sky, One of the most identifiable nebulae in the sky,


Rho Ophiuchi Wide Field

Sat, 08/02/2014 - 06:42

The clouds surrounding the star system Rho Ophiuchi compose one of the closest star forming regions. The clouds surrounding the star system Rho Ophiuchi compose one of the closest star forming regions.


NGC 253: Dusty Island Universe

Fri, 08/01/2014 - 03:42

 Dusty Island Universe NGC 253: Dusty Island Universe


Cosmic Crab Nebula

Thu, 07/31/2014 - 06:42

The Crab Pulsar, a city-sized, magnetized The Crab Pulsar, a city-sized, magnetized


ALMA Milky Way

Wed, 07/30/2014 - 03:42

This alluring all-skyscape was taken 5,100 meters above sea level, This alluring all-skyscape was taken 5,100 meters above sea level,