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Space is like a giant playground, and in this playground, we have all kinds of cool stuff like satellites, space stations, and rockets that humans have sent up there over the years.
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Satellites are extremely useful. They assist with global communications, GPS navigation, and even the gathering of weather information. However, they end up generating a significant amount of space junk. At this time, the Earth is being orbited by over 128 million objects larger than a millimeter in diameter.
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Window chip in the ISS:
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