This Week in NASA History: First U.S. Microgravity Payload-1 Mission Launches -- Oct. 22, 1992

This Week in NASA History: First U.S. Microgravity Payload-1 Mission Launches -- Oct. 22, 1992: Space shuttle Enterprise made its first appearance mated to supportive propellant containers/boosters cluster, as it was rolled from the Vehicle Assembly Building at Kennedy Space Center en route to the launch pad, some 3.5 miles away, on May 1, 1979. Enterprise underwent several weeks of fit and function checks on the pad in preparation for STS-1.