.... And if you're looking for life, then the chemical make-up is a big deal. In simplistic terms, the effect of tidal dissipation can be likened to what happens when someone repeatedly bends a metal coat hanger. "If you bend it back and...
... compared to the current situation. Over time, the Moon has moved away from the Earth because of tidal dissipation and today is at 60 Earth radii. Large planetesimal impacts on the Moon result in magma filling the resulting craters...