Nerva Alpha

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Nerva Alpha

Part of Nerva

Nuclear/LH2 propellant rocket stage. Nuclear stage designed to fit into the space shuttle payload bay. Additional propellant modules could be added in orbit. Such propellant modules would have a mass of 23,181 kg, including 21,265 kg of usable propellant. Given go-ahead in 1972, it would have been flight tested by 1982.

Status: Development 1972. Thrust: 71.70 kN (16,119 lbf). Gross mass: 17,783 kg (39,204 lb). Unfuelled mass: 4,969 kg (10,954 lb). Specific impulse: 860 s. Burn time: 1,500 s. Height: 18.29 m (60.00 ft). Diameter: 4.50 m (14.70 ft). Span: 4.50 m (14.70 ft).

Propellant Formulation: Nuclear/Slush Hydrogen.

Country: USA. Engines: Nerva Alpha engine. Propellants: Nuclear/LH2.

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