STS-27 Atlantis, OV-104, ET/SRB mating operations at KSC VAB

STS-27 Atlantis, Orbiter Vehicle (OV) 104, is suspended via overhead crane, attached at four points, in the Kennedy Space Center (KSC) Vehicle Assembly Building (VAB). Below OV-104 on the mobile launcher platform are the external tank (ET) and solid rocket boosters (SRBs). During ET/SRB mating operations, OV-104 will be mounted atop the ET.