How Many Stars There Are in the Sky, explained in ten seconds

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There are somewhere around a septillion stars in the observable universe.But there are only about five thousand stars in the sky visible to an average human eye.And you can only every see half of them from one side of the earth.BONUS FACT: The whole universe probably contains infinitely many stars, because it's probably infinite in size. But it'll be hard to check.
How Many Stars There Are in the Sky, explained in ten seconds
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