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https://phys.org/news/2023-02-extremely-lightweight-fission-rocket-solar.html Thrust Vectoring, Rocket Engine, Universe Today, Rocket Scientist, Mission To Mars, Power Energy, Higher Power, 15 Years, 15 Anos

An extremely lightweight fission rocket could reach the solar gravitational lens in 15 years

Novel propulsion ideas for moving around space seem like they're a dime a dozen recently. Besides the typical argument between solar sails and chemical propulsion lies a potential third way—a nuclear …