Storm Clouds Over the Atlantic Ocean Near Brazil

One of the Expedition 36 crew members aboard the International Space Station used a 50mm lens…

Station Astronauts Prep for U.S. Spacewalk

ISS036-E-014724 (3 July 2013) --- NASA astronaut Chris Cassidy (left) and European Space Agency astronaut Luca…

Daytime Dynamo Rocket Launch

Two suborbital rockets were successfully launched 15 seconds apart on the morning of July 4, 2013,…

Anniversary of the Mars Pathfinder Landing

Mars Pathfinder was launched on Dec. 4, 1996 at 1:58:07 am EST on a Delta II…

Spacewalk Training at Johnson Space Center

NASA astronaut Reid Wiseman, Expedition 40/41 flight engineer, participates in a spacewalk - or extravehicular activity…

Big Brother to the Milky Way

This image from NASA's Galaxy Evolution Explorer shows NGC 6744, one of the galaxies most similar…

Aircraft Carrying IRIS Solar Observatory Takes Off

An Orbital Sciences L-1011 carrier aircraft takes off from Vandenberg Air Force Base, Calif., on a…

Nighttime Image of Texas Cities

One of the Expedition 36 crew members aboard the International Space Station, some 240 miles above…

Stargazer Aircraft Carrying IRIS Takes Off

The Orbital Sciences L-1011 aircraft takes off from Vandenberg Air Force Base in California at 9:30…

IRIS Launch Set for Thursday

Technicians and engineers at Vandenberg Air Force Base in California mate the Pegasus XL rocket with…