Moon Birth: The Capture Theory
This is how the moon is formed through the capture theory
What the capture theory is (In short)
The capture theory is basically where an Asteroid flies into a planet's gravity field and is dragged in by its gravitational pull then is launched into the the planet's into its orbit and the Asteroid starts orbiting the planet as a moon and thus a moon is born.
What the Theory Proves?
the theory proves that the moon was just a simple asteroid that came to close to the Earth and became a moon