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As we go on with our everyday lives, it’s very easy to forget about the sheer size of the universe.

The Earth may seem like a mighty place, but it’s practically a grain within a grain of sand in a universe that is estimated to contain over 200 billion galaxies. That’s something to think about the next time you take life too seriously.

So when we gaze up into the starry night sky, we have every reason to be awestruck—and overwhelmed with curiosity. With the sheer size of the universe and the number of galaxies, stars, and planets in it, surely there are other sentient beings out there. But how come we haven’t heard from them?

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Alex
Arizona City, United States
03.09.2019 (13 days ago)
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