Space Shuttle Endeavour (R), leaving the Orbiter Processing Facility on its way to the Vehicle Assembly Building (VAB), passes Space Shuttle Discovery at Kennedy Space Center August 11, 2011 in Cape ... more 
Space Shuttle Endeavour (R), leaving the Orbiter Processing Facility on its way to the Vehicle Assembly Building (VAB), passes Space Shuttle Discovery at Kennedy Space Center August 11, 2011 in Cape Canaveral, Florida. Space Shuttles Endeavour and Discovery switched buildings as they are being decommissioned with the end of the Shuttle program. (Photo by Roberto Gonzalez/Getty Images) less 
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Getty Images | Photo By Roberto Gonzalez / Getty Images
Thu, Aug 11, 2011 11:56 AM EDT