Length of a year: 30,685 Earth days (about 84 Earth years)
Uranus is a ball of gas with a rocky core.
Uranus is the 7th planet from the Sun, and is a giant ball of gas.
The clouds that circle the planet are greenish-blue. Uranus is the only
planet in the solar system that spins on its side as it orbits the Sun.
Uranus also has 11 thin rings (not shown here) that surround the planet.