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Featured Images

May 19, 2011
Artist's concept of a free-floating planet in the Milky Way galaxy

Free Agent

May 16, 2011
Space shutle Endeavour launches on its final mission, June 16, 2011

Final Endeavour

May 13, 2011
Cassini view of geysers on Saturn's moon Enceladus squirting far into space

Faithful Geysers

May 11, 2011
Primary mirror of the Hobby-Eberly Telescope, McDonald Observatory

A Big Bottle of Windex?

May 6, 2011
M8, the Lagoon Nebula, is a vast stellar nurseary

Stellar Canvas

May 5, 2011
Alan Shepard enters his capsule, then launches aboard Freedom 7, May 5, 1961

A-OK Flight

May 2, 2011
Lightning strikes near space shuttle Endeavour, April 28, 2011

Close Call

April 29, 2011
Moon and planets in the dawn sky, April 30/May 1, 2011

Dawn Encounter

April 25, 2011
Artist's concept of TW Hydra, a young star encircled by a disk of gas and dust

Messy Youngster

April 22, 2011
Artist's concept of the planetary system Kepler 11

Close Family

April 19, 2011
A view of NGC 3582, a large stellar nursery in Karina

Life and Death

April 16, 2011
The Opportunity rover crosses the Martian plains toward Endeavour crater

Crater Crawling

April 14, 2011
Image of water distribution in northern hemisphere of Mars

Watery Mars

April 12, 2011
Launches of Vostok 1, STS-1 (space shuttle Columbia)

Double Date

April 6, 2011
Streamers of dust partially obscure the "seven sisters," members of the Pleiades

Veiled Sisters

April 3, 2011
Infrared view of planetary nebula NGC 4361 in Corvus

Cotton-Candy Star

March 31, 2011
MESSENGER's first color image of Mercury, March 29, 2011

First Glimpse

March 28, 2011
Storm clouds swirl through Saturn's atmosphere in an image from Cassini

Artistic Storm

March 24, 2011
New stars and the raw materials for more stars in the stellar nursery NGC 6729

Star Maker

March 21, 2011
Earth and Moon from International Space Station

Blue Moon?

March 18, 2011
Artist's concept of Messenger orbiting Mercury

Safe Arrival

March 13, 2011
Mercury and Jupiter passing in the evening sky

Just Passing By

March 10, 2011
X-ray and radio image of galaxy M87

Close to the Monster

March 8, 2011
Irregular galaxy Henize 2-10, which appears to contain a supermassive black hole

Small But Powerful

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