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?

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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?

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Anonymous 0 Comments

If the universe if 13.7 billion years old, *was* there a 13.8 billion years ago? What existed before the universe? 😵‍💫

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