- #1
scopehead
- 5
- 0
I've never understood this: we measure the edge of the observable universe to be around 13 billion LY away, so we are seeing the state of things 13 billion years ago. But 13 billion years ago, wasn't the universe much, much smaller? Did distant quasars and galaxies look like they do "now" so soon after the Big Bang?
Simple analogies would be very helpful for me here...
Simple analogies would be very helpful for me here...