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Q&A What would the minimum mass of a water world need to be to form ice Vll, due to pressure, at its core? What about ice X, ice Xl, and higher?

I'm thinking of a planet in a Goldilocks zone similar to Earth's, with a similar atmosphere, and similar atmospheric pressure and temperature at the surface. Gravity would be variable, based on the...

3 answers  ·  posted 6y ago by KernelOfChaos‭  ·  last activity 5y ago by KernelOfChaos‭

Question planets physics