KSC-2009-3507

CAPE CANAVERAL, Fla. – STS-127 crew members walk toward the Astrovan that will taken them to Launch Pad 39A at NASA's Kennedy Space Center in Florida for a simulated launch countdown. In the foreground are Pilot Doug Hurley (left) and Commander Mark Polansky. Behind them are Mission Specialists Christopher Cassidy, Tim Kopra, Tom Marshburn, Dave Wolf and Julie Payette, who represents the Canadian Space Agency. The crew is at Kennedy for a launch dress rehearsal called the terminal countdown demonstration test, or TCDT, which includes emergency exit training and equipment familiarization. Endeavour's STS-127 mission is the final of three flights dedicated to the assembly of the Japanese Kibo laboratory complex on the International Space Station. Endeavour's launch is scheduled for June 13 at 7:17 a.m. EDT. Photo credit: NASA/Kim Shiflett