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Search options not deleted user 79823

For questions that require plausible (better than suspension-of-disbelief) answers based on Real World science that are not necessarily constrained to the known limits of Real World science. Contrast with the hard-science, science-fiction and internal-consistency tags. This tag may not be used alone. This tag may not be used with the science-fiction, hard-science, or internal-consistency tags.

14 votes
12 answers
4k views

Interstellar combat without instant FTL

In this scenario there are two spacefaring empires, each with a handful of solar systems under their control. The two empires have been adversaries for millennia. In each solar system there are habita …
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