Mission STS-133 simulation. Crew members Mike Barratt and Nicole Stott (in cupola,lower left) training in a simulation of part of mission STS-133. Barratt and Stott,both NASA astronauts,are mission specialists. On the screen,the Space Shuttle Discovery is docked with the International Space Station (ISS),with Earth seen in the background. Photographed on 8 June 2010,in the systems engineering simulator,Avionics Systems Laboratory,the Johnson Space Center,Texas,USA. This mission,the final flight of Discovery before it was retired,took place from 24 February to 9 March 2011 |