This is called Hydrostatic equilibrium[1] and is one of the factors at play when determining if a body is a dwarf planet/planemo. [1] https://en.wikipedia.org/

This is called Hydrostatic equilibrium[1] and is one of the factors at play when determining if a body is a dwarf planet/planemo. [1] https://en.wikipedia.org/wiki/Hydrostatic_equilibrium https://en.wikipedia.org/wiki/Hydrostatic_equilibrium