- Debrisfromthecollisioncoalescedtoformthemoon.Theirviewscoalescedtoformacoherentpolicy.Oncethemoltendebriscoalescedintothemoon,thetheorygoes,itscrustsolidifiedoverseveralhundredmillionyears.Onemomentthecrusttooktheformofashatteredwindshield,thenitcoal...
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