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  • There are somewhere around a septillion stars in the observable universe.

    在可觀測的宇宙中,大約有七十億顆恆星。

  • But there are only about five thousand stars in the sky visible to an average human eye.

    但普通人的眼睛能看到的天空中的星星只有五千顆左右。

  • And you can only every see half of them from one side of the earth.

    而你只能從地球的一側看到它們的一半。

  • BONUS FACT: The whole universe probably contains infinitely many stars, because it's probably infinite in size. But it'll be hard to check.

    額外的事實:整個宇宙可能包含無限多的恆星,因為它的大小可能是無限的。但很難查證。

There are somewhere around a septillion stars in the observable universe.

在可觀測的宇宙中,大約有七十億顆恆星。

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