It’s not known exactly when Saturn was discovered and by whom as Saturn has been known for a very long time, and is one of the planets that can be seen from Earth without a telescope. The temperature on Saturn is around -288 degrees on average. It takes Saturn 29 Earth years to orbit the sun, which is a very long time, however as Saturn orbits very slow around the sun compared to Earth, it rotates very fast. 1 day on Saturn lasts for about 10 hours & 15 minutes, compared to Earths 24 hours. Read more about Saturn here
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