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NASA Tests Americium-241 Fuel for Deep Space Missions

9/3/2025

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Summary

Story summary

NASA is testing americium-241 as a nuclear fuel for deep space exploration, offering a half-life of 432 years.
The University of Leicester is collaborating to improve spacecraft reliability with Stirling generators.
Upcoming tests will assess the system's resilience for lunar and deep space missions.
NASA prioritizes developing fission technology for lunar exploration due to competition with China and Russia.

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Story summary

NASA is testing americium-241 as a nuclear fuel for deep space exploration, offering a half-life of 432 years.
The University of Leicester is collaborating to improve spacecraft reliability with Stirling generators.
Upcoming tests will assess the system's resilience for lunar and deep space missions.
NASA prioritizes developing fission technology for lunar exploration due to competition with China and Russia.