| Uranus | ||||||||||||||
| Uranus can barely be seen from Earth without a telescope. The planet's surface is shrouded in a green fog. Most planets are slightly tilted as they spin. Uranus however lies almost on its side. Around it are rings of ice and dust. Uranus' axis tilts at 97.9 degree. Uranus spins itself 17 hours 4 minutes and rotate the Sun 84 years with the speed at 6.8km per second. Its gravity is 91% of Earth's gravity. |
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| The composition of atmosphere | ||||||||||||||
| Hydrogen ===== 8% Helium ======= 13% Methane ====== 2% |
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