Clouds of smoke and steam fill Launch Pad 39A after liftoff of Space Shuttle Endeavour.

Clouds of smoke and steam fill Launch Pad 39A after liftoff of Space Shuttle Endeavour, trailing a fiery tail, on mission STS-118. The 22nd shuttle flight to the International Space Station, the mission will continue space station construction by delivering a third starboard truss segment, S5, and other payloads such as the SPACEHAB module and the external stowage platform 3. Liftoff of Endeavour was on time at 6:36 p.m. EDT. Photo credit: NASA/Sandra Joseph, Tony Gray, Robert Murray