Thorium 228 Atomic Sail drive proposed for 150km/s missions
James Bickford of Charles Stark Draper Laboratory proposes a Thin Film Isotope Nuclear Engine Rocket (TFINER) for probes suitable for outer solar system missions and missions to interstellar interloper objects.
https://www.nasa.gov/general/thin-film-isotope-nuclear-engine-rocket/
https://www.youtube.com/watch?v=16Mq7q5797E




