The hypothesis that a collision with Theia caused the Moon's formation is well-supported by the scientific community.

“so you say it's got good support by your people it definitely has good support so we know that early in the solar system giant impacts like this were very common”

The giant-impact hypothesis involving a Mars-sized object called Theia is the best current explanation for the Moon's origin.

“so the idea was that a mars-sized object then which we're calling thea impacted an early earth and it was such a massive impact that sprayed all this material out into space and that it condensed out and formed our moon so that's the idea”