Question

What is the most accepted hypothesis of how the earth and moon were formed?

Answer 1

After formation of Solar system about 4.6 billion years back a mars sized object hit Earth.Outer layers of earth were thrown into space.

Explanation:

This debris joined to form Moon in orbit around earth
The density of Moon is almost that of earths mantle. Moon does not have much iron. The object is named as Theyya..