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Q&A Without having to deal with the gravity well, at what tech level could you build spaceships?

Let's say we have a society that for some reason (a MacGuffin, Unobtanium, Handwavium, whatever) have found a way to travel off the earth without having to fight gravity along the way. They can tra...

10 answers  ·  posted 9y ago by Erik‭  ·  last activity 6y ago by Erik‭

Question space travel spaceships space-travel technological-development ships