NASA has completed its first major testing of nuclear reactor hardware for spacecraft propulsion in over 50 years, marking a crucial step toward faster, more capable deep space missions. Engineers at Marshall Space Flight Center conducted more than 100 cold flow tests on a full scale reactor engineering development unit throughout 2025, gathering vital data on how propellant flows through the system under various conditions.
NASA has completed its first major testing of nuclear reactor hardware for spacecraft propulsion in over 50 years, marking a crucial step toward faster, more capable deep space missions. Engineers at Marshall Space Flight Center conducted more than 100 cold flow tests on a full scale reactor engineering development unit throughout 2025, gathering vital data on how propellant flows through the system under various conditions.
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