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Q&A Launching a spaceship with a portal-based engine?

I previously asked how best to use wormholes for spaceflight, focusing mainly on propulsion in space. I'm now wondering if there's a good way to get off Earth with this ship. The ship needs to be ...

3 answers  ·  posted 5y ago by CAE Jones‭  ·  last activity 5y ago by CAE Jones‭

Question space spaceships ships science-fiction