International Space Station Commander Jeff Williams set a new U.S. spaceflight record, passing the 520-day endurance record set for cumulative time spent in orbit.
Williams seen here on a successful spacewalk, that marks a major milestone on the road to the start of Commercial Crew missions of Boeing’s CST-100 Starliner and SpaceX’s Dragon 2 spacecraft, keeping the U.S. Segment staffed until the end of the program in the 2020s.
Astronaut Walter H. Schirra Jr. (on right), Command pilot, prepares to remove his helmet and climb from his Gemini VI spacecraft as he and Astronaut Thomas P. Stafford (not in view) arrive aboard the aircraft carrier U.S.S. Wasp.
NASA astronaut Doug Hurley, STS-135 pilot, attired in a training version of his shuttle launch and entry suit, participates in a training session in the fixed-base shuttle mission simulator (SMS).