The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
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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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The light hitting the earth right now is 30 thousand years old.
163
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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Buzz Aldrin’s mother’s maiden name was Moon.
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If you went out into space, you would explode before you suffocated because there's no air pressure.
149
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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