The RPS uses two Stirling engines to convert the heat generated by the decay of Plutonium-238 (Pu-238) into electricity.

The floating nuclear power plant in the concept phase intends to serve a non-specific port in the Southern United States ...

Astronauts on board China's "heavenly palace" space station have demonstrated a new way of making rocket fuel products and ...

Sierra Space officials announced the autonomous spacecraft successfully completed and passed testing milestones in ...