Nasa's Shuttle Carrier Aircraft, a modified 747, with Endeavour mated on top

Nasa's Shuttle Carrier Aircraft, a modified 747 jetliner, lifts off from Kennedy Space Centre in Cape Canaveral, Florida, with the space Shuttle Endeavour mated on top

Picture: Scott Andrews/NASA via Getty Images

NASA - Space Shuttle Endeavour on the move

Space shuttle Endeavour is seen atop NASA's Shuttle Carrier Aircraft, or SCA, at the Shuttle Landing Facility at NASA's Kennedy Space Center on Monday, Sept. 17, 2012 in Cape Canaveral, Fla.

The SCA, a modified 747 jetliner, will fly Endeavour to Los Angeles where it will be placed on public display at the California Science Center. This is the final ferry flight scheduled in the Space Shuttle Program era.

Image Credit: NASA/Bill Ingalls