Earth is the only planet in our solar system that's not named after a god or goddess.
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Some asteroids have other asteroids orbiting them.
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There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
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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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The earth rotates more slowly on its axis in March than in September.
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The sun is 330,330 times larger than the earth!
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