Why we can accurately detect stars billions of light years away, but we can’t confirm if we have a 9th planet in our solar system?

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Why we can accurately detect stars billions of light years away, but we can’t confirm if we have a 9th planet in our solar system?

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Anonymous 0 Comments

Stars glow, planets don’t. It’s easy to count lightning bugs in the pitch black darkness (at least if they don’t move) but it’s hard to count trees.

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