The most commonly accepted theory of the Moon's formation is that the Moon formed as the result of an impact between Earth and a Mars-sized object.

Question

Quizplus · Accepted Answer

This theory, known as the Giant Impact Hypothesis, suggests that the Moon was formed from the debris left over after a collision between the early Earth and a Mars-sized body, often referred to as Theia, around 4.5 billion years ago.

The Most Commonly Accepted Theory of the Moon's Formation Is