Power Point Created By: Justin Layne

Facts  It has 27 moons  It only completes 1 orbit in 84 years  It has no solid surface because it is made of gas

Facts  It’s atmosphere is made of hydrogen, methane, and helium  It has only been visited by the Voyager 2 spacecraft  It was only a flyby and occurred in 1986  10 additional moons were spotted during this event  p?all_videos&id=92 p?all_videos&id=92

Facts IIt was the first planet discovered by a telescope instead of the naked eye IIt is the 7 th planet from the sun IIt is the 3 rd largest planet in our solar system

Discovery  It was discovered by William Herschel in 1781  He originally wanted to name it “George’s Star”  King George lll awarded him with an annual stipend of 200 pounds

Moons  It has 5 main moons that are large  The other moons are much smaller  The 5 largest moons are Miranda, Titania, Oberon, Umbriel, and Ariel.

 The Titania and Oberon were discovered in 1787  The Ariel and Umbriel were discovered by William Lassell in 1851  John Herschel also discovered some of the moons Moons Continued

Surface  It’s surface area is approximately 8,115,600,000 km2.  A little more than 80% of it’s mass is it’s core  It’s core is mostly made of icy materials.  Most of it’s gases are made of water

Size and Temperature  It’s diameter is 51,500 km or 32,000 miles  The diameter is 4 times larger than Earth’s  It’s temperature is C or ° F  It is the smallest of the gas giants

Features  It has a very faint set of 12 rings  The rings are made of black dust particles and large boulders  It’s greenish blue color is due to light scattering  It’s the only planet with a sideways rotation

Works Cited  discovered-uranus/ discovered-uranus/  my/planet-uranus.html my/planet-uranus.html   ps/astronauts ps/astronauts  ranus.html ranus.html

Questions 1. The name of the planet is a. Earth b. Saturn c. Uranus d. Mars 2. How many moons does it have? a. 5 b. 27 c. 1 d. to many to count 3. The spacecraft that flew by it in 1986 was a.Voyager 2 b.Apollo 11 c.Voyager d.Neil Armstrong 4. The planet was discovered by a. Mrs. Hirtz b. Buzz Aldrin c. Ash Ketchum d. William Herschel 5. How many rings does it have? a. none b. 12 c. 3 d. 11