How can we see the oldest light with stars and planets acting as obstacles on the path of light

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How can we see the oldest light with stars and planets acting as obstacles on the path of light

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Anonymous 0 Comments

Because space is very, very big. That 1cm gap you see in the sky between stars? That could be billions of light years. If a star is being blocked, we can’t see it, but space is big enough that there are gaps for us to see all the way through

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