STS-135 Atlantis Launch

NASA management look at the weather from the NASA Kennedy Space Center, Firing Room Four of the Launch Control Center (LCC) during the countdown to the launch of the space shuttle Atlantis on Friday, July 8, 2011, in Cape Canaveral, Fla. The launch of Atlantis, STS-135, is the final flight of the shuttle program, a 12-day mission to the International Space Station.  Photo Credit: (NASA/Bill Ingalls)

NASA management look at the weather from the NASA Kennedy Space Center, Firing Room Four of the Launch Control Center (LCC) during the countdown to the launch of the space shuttle Atlantis on Friday, July 8, 2011, in Cape Canaveral, Fla. The launch of Atlantis, STS-135, is the final flight of the shuttle program, a 12-day mission to the International Space Station. Photo Credit: (NASA/Bill Ingalls)