Expedition 50 Commander Shane Kimbrough and Flight Engineer Peggy Whitson concluded their spacewalk at 1:55 p.m. EST. During the six-hour and 32-minute spacewalk, the two NASA astronauts successfully installed three new adapter plates and hooked up electrical connections for three of the six new lithium-ion batteries on the International Space Station. They also accomplished several get-ahead …
Astronauts Complete First of Two Power Upgrade Spacewalks
