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

Space isn't exactly cold. It isn't hot either, because a vacuum can't be either. Heat regulation is actually a big problem because of that vacuum, since heat can't be radiated off into the air. It ...

posted 9y ago by AndyD273‭  ·  last activity 9y ago by AndyD273‭

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#1: Attribution notice removed by user avatar System‭ · 2021-03-30T23:53:16Z (over 3 years ago)
Source: https://worldbuilding.stackexchange.com/a/36285
License name: CC BY-SA 3.0
License URL: https://creativecommons.org/licenses/by-sa/3.0/