The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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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
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
It 'snows' metal on Venus.
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Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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Summer on Uranus lasts for 21 years.
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