Shuttle C: Heavy-lift vehicle of the 1990's

The unmanned, Shuttle-C, a low cost evolution of the U.S. Space Shuttle is described. It is capable of delivering 45,400 to 77,100 kg payloads by 1994. The Shuttle-C's design is evolved directly from the Space Shuttle. The payload carrier, the only new element of the Shuttle-C, is a cylindrical payload bay 4.6 m in diameter by 25 m in length. Diagrams of similarities and differences betwen the Shuttle and Shuttle-C are presented. A typical mission profile is illustrated. Payload carrying abilities and other applications are described.