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After rollback of the Rotating Service Structure, Space Shuttle Endeavour is spotlighted against the still-black sky of pre-dawn. At the top of the external tank is the Gaseous Oxygen Vent Arm and its vent hood, known as the “beanie cap.” The hood is raised to clear the external tank 2.5 minutes before launch. Endeavour is targeted for launch Nov. 30 at about 10:06 p.m. EST on mission STS-97. In the background, the sky prepares for dawn. The mission to the International Space Station carries the P6 Integrated Truss Segment containing solar arrays and batteries that will be temporarily installe…
