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Featured Images

September 2, 2011
Messenger view of Mercury's southern hemisphere

Hard-to-Study Planet

August 31, 2011
Composite view of a giant storm on Saturn from the Cassini spacecraft

Stormy Skies

August 28, 2011
The star cluster M7

Aging Family

August 25, 2011
NGC 4438 and NGC 4435, galaxies in Virgo

Beautiful Eyes

August 22, 2011
Voyager 2 view of the Adams Ring at Neptune

Pulverized Moon

August 18, 2011
Yerkes Observatory in Wisconsin is home to the world's largest refractor

Still Going

August 15, 2011
The Necklace Nebula, the remains of a dying star in Sagittarius

Ring of Fire

August 11, 2011
Panoramic view of Endeavour crater on Mars, imaged by the Opportunity rover

Final Destination

August 8, 2011
Possible rivulets of water flowing on Mars

Drippy Planet

August 5, 2011
Artist's concept of Juno at Jupiter

Jumping Off for Jupiter

August 3, 2011
International Space Station viewed from space shuttle Atlantis, July 19, 2011

Last Look

July 29, 2011
Rock varnish on a rock from the Atacama Desert

Bacteria Colony?

July 27, 2011
Scientists are studying rocks in Chile to learn about possible life on Mars

Looking for Life

July 26, 2011
Chile's Atacama Desert is an analog for studying conditions on Mars

Mars on Earth

July 25, 2011
Moon, Mars, and Aldebaran, July 26-28, 2011

Seeing Orange

July 22, 2011
Atlantis lands on July 21, 2011, ending the space shuttle program

That's All, Folks!

July 18, 2011
Dawn's first view of Vesta after entering orbit, July 2011

Settling In

July 15, 2011
Dawn spacecraft view of asteroid Vesta shortly before entering orbit

First Stop

July 13, 2011
Space shuttle Atlantis approaches the International Space Station, July 2011

Final Approach

July 10, 2011
Delta Lyrae and the Summer Triangle

Seeing Double

July 8, 2011
Atlantis launches on the final space shuttle mission, July 8, 2011

Last Call

July 7, 2011
Cassini view of Iapetus, a moon of Saturn

Two-Toned Moon

July 2, 2011
Messenger view of the surface of Mercury, June 2011

Hello, Sunshine

June 30, 2011
Illustration showing the Great Comet of 1861

Great Comet

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