This page no longer updated from 31 October 2001. Latest version can be found at Pegasus Tanks

Gross Mass: 20,000 kg. Empty Mass: 3,700 kg. Thrust (vac): 0 kgf. Isp: 459 sec. Burn time: 130 sec. Propellants: Lox/LH2 Isp(sl): 359 sec. Diameter: 4.6 m. Span: 4.6 m. Length: 18.9 m. Country: USA. No Engines: 0. None Status: Study. Comments: Four tanks jettisoned at 130 seconds after liftoff; two at 250 seconds, last two at orbital insertion, 360 seconds after liftoff.
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Last update 12 March 2001.
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© Mark Wade, 2001 .