Uranus

Uranus Rings by David A Hardy.jpg Uuuuu.tiff 2. Uranus contains mostly hydrogen and helium. 1. Uranus has at least 20 moons. 3. It has at least 11 small rings. 4. It's the only planet in our solar system to rotate on its axis like a rolling ball. 5. It was discovered in 1781. 6. It was the first planet to be discovered since ancient times. 7. Its orbit period is almost 84 years. 8. Scientists believe there could be liquid water on Uranus. 9. Because it is so far away, researchers have great difficulty learning things about the planet. 10. It is 51,118 km in diameter. neptunes.gif Nnnnnn.tiff 1. Neptune is the often-forgotten eigth planet from the sun. 2. It is similar to Uranus in size and mass. 3. It orbits the sun once every 164 years. 4. Johann Galle was the first to officially discover this planet. 5. Scientists hypothesized this planet existed before they actually observed it. 6. Neptune was named after the Roman god of the sea. 7. Its upper atmosphere is made up of clouds of frozen methane. 8. The Great Dark Spot here is a storm, like the Great Red Spot on Jupiter. 9. The Voyager 2 spacecraft discovered most of the information we have about Uranus today. 10. Winds on Uranus are the strongest in the solar system ( over 1,000 km/hr.) Serenade - Piano and Violin.mp3