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Just how fast is the Earth moving through space?

As you may already know, our planet has two types of movements: it rotates around its own axis and it orbits around the sun. The first type of movement that was discovered by the early scientists is the Earth's rotation around its axis. It leads to the the day-night switch, to the rise of the sun and the appearance of the moon on the night sky. A complete 360 degree rotation takes 23 hours, 56 minutes and 4091 seconds. It is believed that the...