By determining the age of the shock signatures in those meteorites, scientists are able to infer that their origin likely corresponds to the time of the giant impact and, therefore, to the age of the moon
Scientists have discovered the age of the moon
, by identifying it's birth date to within 100 million years of the formation of the solar system.
The front face tells the time and the age of the moon
, the left-hand face shows the day of the month with the movements of the stars and the righthand face shows the planets and moon revolving around the sun.