Mission Specialist Robert Behnken participates in the mission's second spacewalk lasting five-hour, 54-minutes. Behnken and Mission Specialist Nicholas Patrick connected two ammonia coolant loops, installed thermal covers around the ammonia hoses, outfitted the Earth-facing port on the Tranquility node for the relocation of Cupola, and installed handrails and a vent valve on the new module.
Image credit: NASA
Feb. 14, 2010