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Jongko , Jeremy B, Noah J. Uranus. Uranus. Jovian-planet Ice giant Atmosphere is lightly composed of hydrogen and helium Core is very rocky Discovered by Herschel. Basic properties. Tilt: 97.77 degrees Direction of rotation: Length of Day: 17 hours and 14 minutes
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Jongko, Jeremy B, Noah J Uranus
Uranus • Jovian-planet • Ice giant • Atmosphere is lightly composed of hydrogen and helium • Core is very rocky • Discovered by Herschel
Basic properties • Tilt: 97.77 degrees • Direction of rotation: • Length of Day: 17 hours and 14 minutes • Length of Year: 84 earth years • Distance from sun: ~20 AU’s (1.8 billion miles) • Temperatures: -218 C to -153 C • Mass: 14.5 times greater than Earth’s • Denisty: 4.25 times less than Earth’s
Atmosphere & Composition • Mostly Helium and Hydrogen • Coldest of all planets • Contains water, ammonia, and methane
Rings & Compositions • 13 rings • 9 narrow rings, 2 dusty rings, 2 outer rings • Composed of macrosopic particles and dust
Major Features • Composed of ice and gas; no true surface • Atmosphere has 3 layers: • Troposphere • Stratosphere • Thermosphere
Moons • 27 known moons • 6 Major moons: Puck, Miranda, Ariel, Umbriel, Titania, and Oberon
Moons: Miranda • Discovered by Gerard Kuiper in 1948 • 472 km diameter (Uranus is 50,724 km) • Composed of water, ice, and rocky material
Notable missions to the Planet • Visited by Voyager 2
http://nineplanets.org/uranus.html • http://solarsystem.nasa.gov/planets/profile.cfm?Object=Uranus • http://www.space.com/45-uranus-seventh-planet-in-earths-solar-system-was-first-discovered-planet.html • http://www.enchantedlearning.com/subjects/astronomy/planets/uranus/ • http://science.nationalgeographic.com/science/space/solar-system/uranus-article/