STS-8 Challenger’s roll-out to launch pad

S83-39238 (1 Aug. 1983) --- The giant cluster of spaceflight hardware for NASA's eighth Space Transportation System (STS) mission begins its slowly move to the launch pad at launch complex 39 at NASA's Kennedy Space Center (KSC). Following its mating to the two solid rocket boosters (SRB) and the external fuel tank (ET) in the huge vehicle assembly building (VAB), the space shuttle Challenger is slowly moved to the launch pad atop the mobile launch platform. Photo credit: NASA