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Q&A Would a portal to space enable propulsionless orbital launch

I'm writing a story about a race that has space travel capabilities without rocket technology, instead is using a portal to space and was wondering whether it's possible for them to put something i...

4 answers  ·  posted 6y ago by Gensys LTD‭  ·  last activity 6y ago by Gensys LTD‭

Question space spaceships orbital-mechanics teleportation ships