The STS-127 crew members

The STS-127 crew members gather at the 225-foot level of the fixed service structure for a photo to commemorate the conclusion of the terminal countdown demonstration test, which ended with a simulated launch countdown. From left are Mission Specialists Tom Marshburn, Christopher Cassidy, Tim Kopra and Julie Payette, Pilot Doug Hurley, Commander Mark Polansky and Mission Specialist Dave Wolf. Behind them are the tops of the orange external fuel tank and one of the two solid rocket boosters. (Credit: NASA/Kim Shiflett)