Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
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Lightning strikes about 6,000 times per minute on this planet!
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The earth rotates more slowly on its axis in March than in September.
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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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A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
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The moon is actually moving away from Earth at a rate of 1.5 inches per year.
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If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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