If the Universe is about 13.7 billion years old, and the diameter of the observable universe is 93 billion light years, how can it be that wide if the universe isn’t even old enough to let light travel that far that quickly?

Question

If the Universe is about 13.7 billion years old, and the diameter of the observable universe is 93 billion light years, how can it be that wide if the universe isn’t even old enough to let light travel that far that quickly?

In: 5624

Answer 1

The expansion is not happening at the edge of the universe. Its happening at every point in the universe.

The way you’re thinking is, existing area is static and at the edge, its growing. No. Even at the center or a little bit on the side, that space also growing.