The Barges of Thunder move into place and anchor for firing. This three-plane show features dramatic red, white and blue aerobatics. TEAM A dusk performance. One of the signatures of Thunder is the American Flag Pass. With special wiring for pyrotechnics, the Showcat performs the nighttime ''Firefight,'' a dazzling display of airborne fireworks mounted on the wings and tail.
Systems check and music build up just prior to ignition.
NASA veteran Jim Harrington, the launch director, will take over the master control for the final countdown. Send questions and comments to The Webmaster .