First Spacewalk Complete

Credit NASA

From Red Orbit:

The first spacewalk of the STS-128 mission came off without a hitch on Tuesday, as spacewalkers Danny Olivas and Nicole Stott completed all the tasks on their to-do list.

Olivas and Stott left the International Space Station at 4:49 p.m. Tuesday, and spent the next 6 hours and 35 minutes outside, working to get cargo that space shuttle Discovery will bring home ready for its return. They started with a depleted ammonia tank assembly on the P1, or port 1, segment of the station’s truss, getting it out of the way in preparation for the installation of a new tank to be installed on Thursday, during the mission’s second spacewalk. The ammonia in the tanks is used to cool the station and expel the heat generated by its residents and systems.

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