KSC-82PC-0669

CAPE CANAVERAL, Fla. - STS-4 thunders away from Launch Pad 39A at 10:59:59 a.m. EDT, bound for a seven-day Earth orbital mission and the final developmental flight for the Space Transportation System. The fourth Space Shuttle mission is piloted by Commander Ken Mattingly and Pilot Henry Hartsfield Jr. Photo Credit: NASA