If the universe is 13.8 billion years old, how is the observable universe 46.5 billion light years across?
In: Physics
Space is big. Really big. You just won’t believe how vastly, hugely, mind-bogglingly big it is. I mean, you may think it’s a long way down the road to the chemist, but that’s just peanuts to space.
*Douglas Adams, The Hitchhiker’s Guide to the Galaxy*
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