Shannon Walker is an American physicist and a former NASA astronaut selected in 2004. She launched on her first mission into space on June 25, 2010, on board Soyuz TMA-19 and spent over 163 days in sp
Walker in 2020
The NEEMO 15 Crew: Left to right: Takuya Onishi, David Saint-Jacques, Steve Squyres, Walker.
Soyuz TMA-19 Crew (Walker on the right) prior to launch
Walker (bottom left) following her arrival aboard the ISS
Douglas Harry Wheelock is an American engineer and astronaut. He has flown in space twice, logging 178 days on the Space Shuttle, International Space Station, and Russian Soyuz. On July 12, 2011, Whee
Wheelock's astronaut candidate photo
Wheelock working on the outside of the International Space Station during STS-120