Launch Vehicle: Space Shuttle
First Launches: 1 September 1984, 10 November 1984
Total Weight: 2900 pounds
Diameter: 166.1 inches
Height: 169.3 inches (242.5 inches with antennas deployed)

Developed by Hughes Space and Communications Group (now part of Boeing), the Leasat program was designed to serve as a successor to the US Navy FltSatCom system of communications satellites. The system is composed of four satellites in geosynchronous orbit, with a solar array generating 1260 watts of power for UHF and SHF transmissions.