TFINER: Radioactive Decay Sail. New propulsion system for very high delta-v missions.

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1 month ago
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Technology Space

In this video, I introduce an entirely new propulsion method that employs radioactive material to generate thrust.

It’s called TFINER, which stands for Thin Film Isotope Nuclear Engine Rocket.

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00:00 Intro
01:05 The Concept
08:46 Challenges
08:55 Isotope Production and Integration
09:26 Launch Safety
10:12 Final Thoughts
11:33 Outro

Sources:

TFINER: Ramping Up Propulsion via Nuclear Decay: https://www.centauri-dreams.org/2025/06/20/tfiner-ramping-up-propulsion-via-nuclear-decay/

TFINER – Thin Film Isotope Nuclear Engine Rocket: NIAC Phase I Final Report [PDF]: https://d1io3yog0oux5.cloudfront.net/_1bed7555257c5f688d278256e393efcf/draper/files/pages/draper/db/2547/content/TFINER_Phase1_FinalReport_v7combined.pdf

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