DARPA and NASA will provide $499 million in funding for a DRACO nuclear engine testbed in space. Lockheed Martin will build the spaceship. BWX Technologies will provide the fuel and the engine to ...

For the moment, only a single nuclear rocket engine has been built for the sole purpose of ferrying humans into space, the fission-based NERVA rocket developed by Los Alamos Laboratories of New ...

Shown here is a one-eighth scale model of the NERVA (Nuclear Engine for Rocket Vehicle Application) nuclear rocket test engine on a movable stand equipped with rails. Originally conceived by the ...