During the STS-131 mission's first spacewalk, astronauts Rick Mastracchio and Clayton Anderson (out of frame) moved…
Category: NASA Image of the Day
President Obama Visits Kennedy Space Center
President Barack Obama waves hello as he exits of Air Force One along with Senator Bill…
Working in Tandem
Dwarfed by space shuttle Discovery and with Earth's horizon and the blackness of space providing the…
Spacewalkers at Work
During the second of three spacewalks STS-131 astronauts Rick Mastracchio (left) and Clayton Anderson continued maintenance…
A Day’s Work
During the second spacewalk of the STS-131 mission, NASA astronauts Rick Mastracchio and Clayton Anderson (out…
Upgrading the Station
During the STS-131 mission's first spacewalk, which lasted about 6.5 hours, NASA astronaut Rick Mastracchio helped…
A View of the Main Engines
The Expedition 23 crew photographed this view of the aft portion of space shuttle Discovery, including…
Pitch, Roll
This view of the underside of the crew cabin of the space shuttle Discovery was provided…
Flying Across the Moon
The International Space Station flew across the face of the moon over NASA's Kennedy Space Center…
Discovery Lifts off
An exhaust cloud billowed around Launch Pad 39A at NASA's Kennedy Space Center in Florida as…