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Flight Engineers Rick Mastracchio and Mike Hopkins began a spacewalk on Tuesday to retrieve a spare pump module from an external stowage platform and install it in the currently vacated slot to restore full cooling capability for the complex.
A spacewalk that ended prematurely due to a leaky helmet on Tuesday, July 16 is still under investigation and NASA officials said they still do not have an answer as to what happened.
Two Expedition 36 astronauts will venture outside the International Space Station twice in July on spacewalks to prepare for a new Russian module and perform additional installations on the station's backbone.
NASA will preview a pair of spacewalks involving U.S., Russian and Japanese crew members aboard the International Space Station at 2 p.m. EDT Tuesday, Aug. 14.
After completing several days of analysis and refining procedures, International Space Station managers and mission operations personnel met Sunday and gave final approval for a third spacewalk Monday.
A second spacewalk to help repair a failed ammonia coolant Pump Module onboard the International Space Station (ISS) will take place on Wednesday morning.
NASA managers will discuss updated plans for two International Space Station spacewalks during a news briefing at 3 pm CDT on Monday, Aug. 2.
The combined 12-member crew of Atlantis and the International Space Station will move the last of this missionâ€™s spare hardware during the third and final spacewalk today.
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