Is composed mainly of hydrogen and helium gases. Its mass (weight) is over 14 times that of the Earth. Its diameter is 4 times that of our planet.

Is the seventh planet in order from the Sun. It is about 2.9 billion kilometers from the Sun.

Makes one complete orbit around the Sun every 84 years.

Rotates on its axis about the same speed as the Neptune. It completes one rotation in about 17 hours and 14 minutes.

Can sometimes be seen with the naked eye.

Has a total of 15 satellites (or moons).