This page no longer updated from 31 October 2001. Latest version can be found at Superraket Block B

Gross Mass: 700,000 kg. Empty Mass: 75,000 kg. Thrust (vac): 850,000 kgf. Isp: 550 sec. Burn time: 400 sec. Propellants: Nuclear/Ammonia Isp(sl): 500 sec. Diameter: 9.0 m. Span: 9.0 m. Length: 26.0 m. Country: Russia. No Engines: 2. YaRD OKB-456 Status: Study 1959. Comments: Nuclear engine operating at 3500 deg K. Mass estimated; empty mass calculated.
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Last update 12 March 2001.
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© Mark Wade, 2001 .