Outer+Planets

[|Science Buddies]

Welcome to the wonderful world of the outer planets!! Here you will learn about Jupiter, Saturn, Uranus, and Neptune.

[|www.Google.com/images] These are the four outer Planets, Jupiter, Saturn, Uranus, and Neptune.



[|www.google.com/images] Jupiter is the larges planet of the four outer planets. Jupiter is 90% of hydrogen and 10% of helium. The Planet is very hot and gassey and it is not possible for humans to go to it. Jupiter is also to far for humans to reach.

[|www.google.com/images] Saturn is a farely lage planet. It has 7 rings. Saturn is also to far for humans to reach but, it is not too far for robots that take pictures. Saturn's rings are made up of rocks and astroids. Saturn has 31 moons and has the largest in the solar system.

[|www.google.com/images]

Uranus is much smaller than Jupiter Its about the size of. Uranus has a total of 15 faint rings ( last counted on January 17, 2007). This wonderful planet has 21 moons named and 7 that are not named. Uranus is 3 billion miles away from our home planet, Earth.

[|www.google.com/images]

Neptune is the eighth planet from the sun. It has no rings. This planet was named after the Roman God of the sea, Poseidon. The average distance from the sun is about 4.5 billion kilometer. Did you know that neptune was first spotted 400 years ago? Can you figure out what year Neptune was spotted? The estimated size of the diameter is 49500 kilometers and it takes about 165 Earth years to orbit the sun. Neptune is now considered the last planet of our solar system since Pluto was put in a new group.