International Space Station Expedition 35 astronauts Tom Marshburn and Chris Cassidy during a space walk to inspect and replace a pump controller box on the International Space Station’s far port truss leaking ammonia coolant May 11, 2013. Two NASA astronauts took part in the 5-hour, 30-minute space walk and successfully repaired the leak.

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International Space Station Expedition 35 astronauts Tom Marshburn and Chris Cassidy during a space walk to inspect and replace a pump controller box on the International Space Station’s far port truss leaking ammonia coolant May 11, 2013. Two NASA astronauts took part in the 5-hour, 30-minute space walk and successfully repaired the leak.

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Size: 3427px × 5150px
Location: Earth Orbit
Photo credit: © NASA Photo / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: american, astronaut, eva, iss, leak, nasa, repair, repairs, spacesuit, spacewalk, tethered, usa, vertical