Uranus, the seventh planet in the solar system, located between Saturn and Neptune, has long been a mystery. But by analyzing observations made by NASA’s Hubble Space Telescope over a 20-year period, a research team from the University of Arizona and other institutions has provided new insights into the composition and dynamics of the planet’s atmosphere.
Information about Uranus is limited. What we know is that the planet is composed mainly of water and ammonia ice, its diameter is about 51,000 kilometers, about four times that of the Earth, and its mass is about 15 times greater than Earth’s. Uranus also has 13 rings and 28 satellites.
In January 1986, NASA’s
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