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Q&A Why would a previously spacefaring civilization become unable to build another interstellar ship?

I'm writing a story in which a civilization previously capable of (firmly technobabble-based) FTL travel has become stranded, orbiting an isolated star with no rocky planets. (There was a planet, b...

32 answers  ·  posted 6y ago by Olle‭  ·  last activity 6y ago by Olle‭

Question space travel space-travel colonization space-colonization