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Q&A What power source could accelerate my O'Neill cylinder to fractions of c?

An O'Neill cylinder for those not in the know is basically a space habitat consisting of a rotating cylinder 32km long and 8km in diameter. I want to turn one into an actual spacecraft rather than ...

2 answers  ·  posted 8y ago by Z.Schroeder‭  ·  last activity 8y ago by Z.Schroeder‭

Question space spaceships space-constructs energy ships