Reflecting Merope

In the well known Pleiades star cluster, starlight is slowly destroying this wandering cloud of gas…

No Launch Today

At NASA's Kennedy Space Center in Florida, space shuttle Discovery waits on Launch Pad 39A on…

Decade

From 220 miles above Earth, the Expedition 25 crew aboard the International Space Station shot this…

Discovery at Night

Xenon lights illuminate space shuttle Discovery on Launch Pad 39A following the retraction of the rotating…

Face-Off

Robonaut 2, a dexterous, humanoid astronaut helper, will fly to the International Space Station aboard space…

Discovery’s Last Ride

This image of space shuttle Discovery was taken as the craft began its nighttime trek, known…

Witch’s Brew Aids J-2X Engine Hardware Assembly

Manufacturing of NASA's J-2X rocket engine includes a Halloween plunge into an icy cauldron of liquid…

Ultraviolet

This mosaic of M31 merges 330 individual images taken by the Ultraviolet/Optical Telescope aboard NASA's Swift…

Deep Inside the Milky Way

This artist's impression shows how the Arches star cluster appears from deep inside the hub of…

Taking to the Sky

Wispy clouds are illuminated by a bright quarter moon behind the tail of NASA's Stratospheric Observatory…