jan 28, 1821 - Uranus

Description:

Uranus is the seventh planet from the Sun and it's almost the only coldest planet. Uranus is classified as a gas giant and it has 27 moons. It takes Uranus 17 hours to spin on its axis and 84 years to orbit around the Sun. Uranus is slightly tilted that it actually orbits the Sun on its side. Uranus was actually the first planet to be spotted using the telescope. The upper atmoshpere is made up of water, ammonia, and methane ice crystals which that is what gives Uranus its color. Uranus is -371.2 degrees Fahrenheit and it is 19.1 AU from the Sun.