A nuclear-electric spaceship centered around providing 1g artificial gravity for its crew by spinning at 4 RPM.
Coilable masts make it most of its length, and the 15 MW boiling-potassium reactors can be designed to familiar Earth standards. https://t.co/gBmtgyA1YW pic.twitter.com/G06xKYmhEL

— ToughSF (@ToughSf) June 30, 2022