‘Geologic clock’ helps determine moon’s age

Planetary scientists have determined that the moon formed nearly 100 million years after the start of the solar system, according to a new article. This conclusion is based on measurements from the interior of the Earth combined with computer simulations of the protoplanetary disk from which the Earth and other terrestrial planets formed.

from Space & Time News — ScienceDaily http://ift.tt/1pR1iJK

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