The STS-107 crew poses in front of the entry into Space Shuttle Columbia during Terminal Countdown Demonstration Test activities on the pad.

The STS-107 crew poses in front of the entry into Space Shuttle Columbia during Terminal Countdown Demonstration Test activities on the pad. Kneeling in front are (left to right) Payload Specialist Ilan Ramon (the first Israeli astronaut), Pilot William "Willie" McCool and Mission Specialist David Brown. Standing in back are (left to right) Payload Commander Michael Anderson, Mission Specialist Kalpana Chawla, Commander Rick Husband and Mission Specialist Laurel Clark. The TCDT also includes a simulated launch countdown. STS-107 is a mission devoted to research and will include more than 80 experiments that will study Earth and space science, advanced technology development, and astronaut health and safety. Launch is planned for Jan. 16, 2003, between 10 a.m. and 2 p.m. EST aboard Columbia.

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