|Total EVA time:||31h 54m|
|No.||Date||Together with||Time||Main tasks and notes|
|1||12.12.2006||R. Curbeam||6h 36m||
Align and connect the P5 truss segment to P4
|2||14.12.2006||R. Curbeam||5h 00m||
Reconfigure power on channels 2 and 3 of the station's electrical system
|3||18.12.2006||R. Curbeam||6h 38m||
Fully retract the array
|4||03.09.2009||D. Olivas||6h 39m||
Removing the new ammonia tank from the shuttle's payload bay and replacing it with the used tank on the station. The new tank, weighing about 1,800 pounds, was the most mass ever moved around by spacewalking astronauts. After the new tank was installed, the old one was stowed in the shuttle for its return to Earth.
|5||05.09.2009||D. Olivas||7h 01m||
Preparing for the arrival of the Tranquility node by attaching cables between the starboard truss and the Unity node, the area where Tranquility will be installed. Tranquility is targeted to arrive to the station on STS-130 in February 2010. The spacewalkers also replaced a communications sensor device, installed two new GPS antennas and a new circuit breaker.