eli5: How does the observable universe work?

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If the universe is 13.8 billion years old, how can we see things 28 billion light-years from us? Doesn’t seem like there is enough time for the light to reach us.

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Anonymous 0 Comments

Smooth brain explanation: universe is expanding faster than the speed of light. Since light is slower than expansion of universe some light will never reach us thus being outside the observable universe.

From my understanding

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