Commander Barry ‘Butch’ Wilmore and flight engineer Terry Virts performed the second space walk without any hitches. They did some upgrading jobs which the International Space Station or ISS urgently required. They are preparing to put up more docking ports for commercial crew capsules will use as parking slots at the ISS. Comes 2017, initial test landings are expected to be performed.
Manned space flights have been stopped since NASAs shuttle services were scrapped in 2011. Following it, the United States was left without a spaceship that could ferry astronauts to low orbit satellites.
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