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Family: Nerva. Country: USA. Status: Study 1991.
Version of 1960's nuclear fission engine proposed in 1990's.
SpecificationsLiftoff Thrust: 1,396,380 kgf. Total Mass: 872,878 kg. Core Diameter: 10.0 m. Total Length: 57.0 m. Flyaway Unit Cost $: 266.66 million. in 1985 unit dollars.
- Stage Number: 0. 2 x Titan USRM Gross Mass: 357,239 kg. Empty Mass: 52,040 kg. Thrust (vac): 770,975 kgf. Isp: 286 sec. Burn time: 140 sec. Isp(sl): 259 sec. Diameter: 3.2 m. Span: 3.2 m. Length: 33.5 m. Propellants: Solid No Engines: 1. USRM
- Stage Number: 1. 1 x Nerva 2/NTR Gross Mass: 158,400 kg. Empty Mass: 27,000 kg. Thrust (vac): 34,000 kgf. Isp: 925 sec. Burn time: 3,575 sec. Isp(sl): 0 sec. Diameter: 10.0 m. Span: 10.0 m. Length: 47.6 m. Propellants: Nuclear/LH2 No Engines: 1. Nerva NTR
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Last update 12 March 2001.
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© Mark Wade, 2001 .