NASA invented baby food as we know it today.
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Earth is the only planet in our solar system that's not named after a god or goddess.
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The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
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