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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Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
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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
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11