This page no longer updated from 31 October 2001. Latest version can be found at www.astronautix.com
Gross Mass: 490,952 kg.
Empty Mass: 44,240 kg. Thrust (vac): 560,922 kgf. Isp: 390 sec. Burn time: 310 sec. Propellants: Lox/LH2 Isp(sl): 275 sec. Diameter: 10.1 m. Span: 10.1 m. Length: 24.8 m. Country: USA. No Engines: 5. J-2-SL Status: Study 1966. Comments: Saturn II modifed with reduced expansion ratio J-2 engines for use a first stage (sea level launch). Requires solid rocket motor augmentation to get off the ground.
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Last update 12 March 2001.
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© Mark Wade, 2001 .