The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
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A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
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The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
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It would take more than 150 years to drive a car to the sun.
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More than 20 million meteoroids enter Earth's atmosphere every day.
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Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
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