CAPE CANAVERAL, Fla. - Crew members for space shuttle Endeavour's STS-126 mission pose for a group portrait at the Shuttle Landing Facility at NASA’s Kennedy Space Center in Florida after arriving for Terminal Countdown Demonstration Test, or TCDT, activities. From left are Mission Specialists Shane Kimbrough and Steve Bowen, Pilot Eric Boe, Commander Chris Ferguson, and Mission Specialists Donald Pettit, Heidemarie Stefanyshyn-Piper and Sandra Magnus. Magnus will remain on the International Space Station as a flight engineer and science officer for Expedition 18. During TCDT, Endeavour's astronauts and launch teams will participate in a simulated countdown, practice emergency exit procedures at the launch pad and continue to familiarize themselves with the mission payload and hardware. On this 27th mission to the International Space Station, Endeavour will carry the Lightweight Multi-Purpose Experiment Support Structure Carrier and the Multi-Purpose Logistics Module Leonardo that will hold supplies and equipment, including additional crew quarters, additional exercise equipment, spare hardware and equipment for the regenerative life support system. Endeavour is targeted to launch at 7:55 p.m. EST on Nov. 14. Photo credit: NASA/Kim Shiflett