Photos of the Space Shuttle Atlantis mission, and some of those that preceeded it in a 30 year program that ended when the final shuttle touchdown July 21
(Frank Hayes, bottom, and his son Tyler watch an outdoor video screen at Johnson Space Center in Houston after space shuttle Atlantis landed at Kennedy Space Center Thursday, July 21, 2011. The landing of Atlantis brings the space shuttle program to an end. (AP Photo/David J. Phillip))
