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Astronomy Picture of the Day
Updated: 4 hours 48 min ago

Approaching Jupiter

4 hours 48 min ago

What would it look like to approach Jupiter? What would it look like to approach Jupiter?


A Zodiacal Sky over Horseshoe Bend

Tue, 05/23/2017 - 9:07am

What's causing the unusual ray of white light extending upward from the central horizon? What's causing the unusual ray of white light extending upward from the central horizon?


In the Center of the Lagoon Nebula

Mon, 05/22/2017 - 9:07am

The center of the Lagoon Nebula is a The center of the Lagoon Nebula is a


A View Toward M101

Sun, 05/21/2017 - 9:07am

Big, beautiful spiral galaxy M101 is one of the last Big, beautiful spiral galaxy M101 is one of the last


Wolf Lundmark Melotte

Sat, 05/20/2017 - 9:07am

Named for the three astronomers instrumental in its discovery and Named for the three astronomers instrumental in its discovery and


Simeis 147: Supernova Remnant

Fri, 05/19/2017 - 9:07am

It's easy to get lost following intricate filaments in this It's easy to get lost following intricate filaments in this


Galaxy Group Hickson 90

Thu, 05/18/2017 - 9:07am

Scanning the skies for galaxies, Canadian astronomer Scanning the skies for galaxies, Canadian astronomer


Gemini Stars Pollux and Castor

Wed, 05/17/2017 - 9:07am

Who are the twins of Gemini? Who are the twins of Gemini?


Lightning Storm Moves Across the USA

Tue, 05/16/2017 - 9:07am

Watch a huge lightning storm move across the eastern USA. Watch a huge lightning storm move across the eastern USA.


Ganymede: The Largest Moon

Mon, 05/15/2017 - 9:07am

What does the largest moon in the What does the largest moon in the


Planet Aurora

Sun, 05/14/2017 - 9:07am

Planet Aurora Planet Aurora


M13: The Great Globular Cluster in Hercules

Sat, 05/13/2017 - 9:07am

 The Great Globular Cluster in Hercules M13: The Great Globular Cluster in Hercules


The Multiwavelength Crab

Fri, 05/12/2017 - 9:07am

The Crab Nebula is cataloged as M1, the first object on The Crab Nebula is cataloged as M1, the first object on


UGC 1810: Wildly Interacting Galaxy from Hubble

Thu, 05/11/2017 - 9:07am

What's happening to this spiral galaxy? What's happening to this spiral galaxy?


Big Dipper Above and Below Chilean Volcanoes

Wed, 05/10/2017 - 9:07am

Do you see it?  Do you see it?


Ancient Ogunquit Beach on Mars

Tue, 05/09/2017 - 9:07am

This was once a beach -- on ancient Mars. This was once a beach -- on ancient Mars.


Star Formation in the Tadpole Nebula

Mon, 05/08/2017 - 9:07am

What's all of the commotion in the Tadpole nebula? What's all of the commotion in the Tadpole nebula?


Galaxy Cluster Abell 370 and Beyond

Sun, 05/07/2017 - 9:07am

Some 4 billion light-years away, massive galaxy cluster Abell 370 Some 4 billion light-years away, massive galaxy cluster Abell 370


The Bull's Eye and the Young Moon

Sat, 05/06/2017 - 9:07am

The Bull's Eye and the Young Moon The Bull's Eye and the Young Moon


The Perseus Cluster Waves

Fri, 05/05/2017 - 9:07am

The Perseus Cluster Waves The Perseus Cluster Waves


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