STS-131 spacewalkers Rick Mastracchio and Clayton Anderson disconnected ammonia and nitrogen fluid lines from a spent…
Spacewalkers To Change Ammonia Tank, Retrieve Experiment
STS-131 Mission Specialists Rick Mastracchio and Clay Anderson switched their spacesuits to battery power at 1:31…
First STS-131 Spacewalk Under Way
Mission Specialists Clayton Anderson and Rick Mastracchio began the first STS-131 spacewalk at 1:31 a.m. EDT.…
STS-131 MCC Status Report #10
Upon waking, the seven astronauts onboard Discovery and the International Space Station’s Expedition 23 crew learned…
NASA’s Shuttle Atlantis Moves to Launch Pad, Liftoff Practice Set
Media are invited to cover space shuttle Atlantis' move from the Vehicle Assembly Building to Launch…
STS-131 MCC Status Report #09
Discovery Mission Specialists Rick Mastracchio and Clayton Anderson wound up a 6-hour, 27-minute spacewalk at 6:58…
A View of the Main Engines
The Expedition 23 crew photographed this view of the aft portion of space shuttle Discovery, including…
Monitor of All-sky X-ray Image (MAXI) Starting to Watch the Dynamically Changing Universe
The Monitor of All-sky X-ray Image (MAXI) mounted on the International Space Station has started its…
First STS-131 Spacewalk Begins Tonight
The crew of space shuttle Discovery awoke Thursday at 8:51 p.m. EDT to “Defying Gravity” by…