Why does the far side generally appear more rugged and heavily pockmarked than the near side?

Answer

The crust on the far side is significantly thicker.

The thicker crust on the far side prevented smaller impacts from punching through to allow the expansive lava flows (maria) seen on the near side to form.

Why does the far side generally appear more rugged and heavily pockmarked than the near side?

#Videos

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craterastronomyMoonFar side