Ammonia Tank Lines Disconnected; Experiment Retrieved

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.…

First STS-131 Spacewalk Begins Tonight

The crew of space shuttle Discovery awoke Thursday at 8:51 p.m. EDT to “Defying Gravity” by…

Crew Begins Unloading Leonardo

The crew has begun to unload the Leonardo Multi Purpose Logistics Module and transfer 17,000 pounds…

Hatches Open Between Leonardo, Harmony

Hatches were opened between the Leonardo Multi-Purpose Logistics Module and the International Space Station's Harmony node…

Leonardo Attached to Harmony Node

Discovery Mission Specialists Stephanie Wilson and Naoko Yamazaki used the space station robotic arm to lift…

Combined Crew Busy with Transfers

The crew of space shuttle Discovery awoke at 8:21 p.m. EDT to “The Pigeon and a…

Busy Day Planned for STS-131 Crew

After waking up at 8:21 p.m. EDT, Discovery’s crew is scheduled to lift the Leonardo Multi-Purpose…

Crews Open Shuttle, Station Hatches

At 5:11 a.m. EDT, the crews opened shuttle and station hatches. Discovery's seven-person crew joined the…