It’s called a theory. Why explain further? You are not forced to believe it.
A theory can not explain away God.
another example is the “Theory” of evolution, which is more than evolution, it attempts to explain the origin of life, from inorganic to organic.
It’s spoken of as if it’s a proven fact, which it is NOT - in the sense that it explains life. In fact, it’s mathematically impossible just as the Big Bang is.