Space shuttle Discovery blasts into history
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Credit: Getty Images
CAPE CANAVERAL, FL - APRIL 16 : The astronauts of STS-133 walk toward the tarmac for media interviews, the space shuttle Discovery which sits atop NASA's Shuttle Carrier Aircraft (SCA) waits ready to transport from Kennedy Space Center to the Washington D.C., on April 16, 2012 in Cape Canaveral, Florida. Following the retirement of the shuttle fleet, Discovery will fly on Tuesday, April 17th to Washington for display at the Smithsonian's National Air and Space Museum. (Photo by Roberto Gonzalez/Getty Images)
