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Q&A Powering the interplanetary trade ships of the 23rd-24th century

Let's just take antimatter off the table right now. As I've learned recently, it's hard to make, expensive as hell and even more volatile, and you can never get more energy out of it than you put i...

5 answers  ·  posted 8y ago by Z.Schroeder‭  ·  last activity 7y ago by Z.Schroeder‭

Question space travel reality-check spaceships space-travel ships