Astronaut Karen Nyberg flew to the space station as a flight engineer for Expedition 36/37.
Nyberg and her crewmates spent 166 days in orbit, participating in hundreds of research experiments in the areas of physical science, technology, education, medicine and even demonstrated how to wash her hair in space:
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).
NASA astronaut Jessica Meir gives a thumbs up after she, Roscosmos cosmonaut Oleg Skripochka and NASA astronaut Andrew Morgan landed in their Soyuz MS-15 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Friday, April 17, 2020.
STS-112 Mission specialist Piers Sellers is photographed on the end of the Space Station Remote Manipulator System (SSRMS) arm as he tethers himself to the External TV Camera Group (ETVCG) on the Destiny laboratory module (LAB1/C2-05) of the International Space Station (ISS).