S134-E-008426 (21 May 2011) --- Continuing a tradition for visiting shuttle commanders, NASA astronaut Mark Kelly, STS-134 commander, attaches a decal of his mission patch at the end of a growing collection of mission insignias displayed in the Unity node onboard the International Space Station. Kelly is currently one of twelve astronauts and cosmonauts sharing work onboard the joint complex of space shuttle Endeavour and the space station. Photo credit: NASA
Date May 21, 2011