Project Rover
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Project Rover was a United States project to develop a nuclear-thermal rocket that ran from 1955 to 1973 at the Los Alamos Scientific Laboratory. It began as a United States Air Force project to develop a nuclear-powered upper stage for an... Wikipedia
Application: Research and development
Diameter: 80 centimeters (32 in) (core)
Power (thermal): 937 MW
Propellant: Liquid hydrogen
Specific impulse, vacuum: 834 seconds (8.18 km/s)
Successor: NERVA
Thrust, vacuum: 245,000 N (55,000 lbf)