Back to STS-119

While Discovery sits on Pad 39A (left) preparing for STS-119, Pad 39B, which saw 53 shuttle launches from 1986 to 2006, is transitioned for the Ares 1 rocket and the Constellation Program that will follow. Three 600-foot lightning towers, now the tallest things at Cape Canaveral or anywhere nearby, dominate the space-age skyline.