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Q&A What are the requirements for an atmosphere retaining moon with a stable orbit around an Earth-like planet with non-destructive tidal forces?

For story writing purposes I would like a realistic setup where there is a planet with close to earth conditions in terms of gravity, relative position to the sun etc. However I aim to have a much ...

3 answers  ·  posted 9y ago by Matthew Brown aka Lord Matt‭  ·  last activity 5y ago by Matthew Brown aka Lord Matt‭

Question atmosphere reality-check planets moons gravity