Workers in the Space Shuttle Processing Facility SSPF are getting ready to prepare the antenna on the floor.

Workers in the Space Shuttle Processing Facility (SSPF) are getting ready to prepare the high-gain antenna beside them on the floor for installation on the Integrated Truss Structure (ITS) Z1, just beyond the scaffolding. The Z1 is an early exterior framework for the International Space Station to allow the first U.S. solar arrays, on mission STS-97, flight 4A, to be temporarily installed on Unity for early power. The Z1 is a payload scheduled on mission STS-92, the fifth flight to the Space Station, in the fall