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Mission Specialists Stephen Bowen and Michael Good completed their seven-hour spacewalk at 1:47 pm (1747 GMT), finishing a checklist of housekeeping chores that included tightening up bolts connecting the space-to-ground antenna dish and boom.
5-hour spacewalk at 7:54 am (1150 GMT) to install a second space-to-ground antenna and a spare parts platform on Dextre, the two-armed robotic device on the ISS.
This space-to-ground antenna, capable of data rates of up to 75 Mbps, is used for all high data-rate transmissions and receptions to the International Space Station (ISS).