The idea of it as an explosion also makes us think that everything started at some specific point, but this is not so.
The big bang happened everywhere. When astronomers say everywhere, they really mean everywhere; because there was no single point where it started, all distances in the universe were zero, so every point in the universe was effectively in the same place: everywhere.
Is there a center of the universe? The short answer is no. The longer answer is below....<<<Read More>>>...