NASA Tests Revolutionary Nuclear Propulsion Fuel That Could Take Humans to Mars in Just 45 Days The Daily Galaxy --Great Discoveries ChannelGeneral Atomics Successfully Tests Nuclear Thermal Propulsion Reactor Fuel at NASA Marshall Space Flight Center General AtomicsNuclear Thermal Propulsion Reactor Fuel That Could Take Humans To Mars Tested At NASA Facility IFLScienceNew fuel withstands nuclear thermal propulsion reactor conditions New AtlasHuman space travel to Mars gets one step closer after key test MSN