This page no longer updated from 31 October 2001. Latest version can be found at Nuclear 14 Gw

Used on stages: Helios B-2. Used on launch vehicles: Helios B. Propellants: Nuclear/LH2 Thrust(vac): 340,000 kgf. Thrust(vac): 3,334.00 kN. Isp: 830 sec. Burn time: 355 sec. Chambers: 1. Country: USA. Status: Study, Ehricke, 1960. Comments: Nuclear second stage.
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Last update 12 March 2001.
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© Mark Wade, 2001 .