More than 20 million meteoroids enter Earth's atmosphere every day.
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The earth rotates more slowly on its axis in March than in September.
145
It takes eight and a half minutes for light to get from the sun to earth.
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The earth is .02 degrees hotter during a full moon.
157
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
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