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SSS Uranus - very faint The interesting thing is that the...

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Solar System Summary 8: Uranus ASTR 1101 Uranus Uranus is the seventh planet from the sun. Uranus has a diameter of 51000 km. This is equal to 4.0 Earth diameters. Uranus is slightly larger through the equator than the poles. It is an oblate spheroid. Uranus has a mass of 8.698 x10^25 kg or 14.5 Earth masses. The density of Uranus is 1.2 gm/cm^3. Uranus rotates once in 17.2 hours or 0.72 Earth days. A year is 84.01 Earth years long. The surface of Uranus is similar to Saturn and Jupiter, in that it is composed of gas. The core is composed primarily of rock and various ices, with only about 15% hydrogen and a little helium. Uranus has bands of clouds that blow around rapidly. But they are extremely faint. The atmosphere is very thick and makes the planet appear blue due to the high amounts of methane. The magnetic field is large but not much more proportionally in size than Earth’s. (answers.com) Uranus does have a ring system, although, like Jupiter they are
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Unformatted text preview: very faint. The interesting thing is that the rings of Uranus are vertical. Uranus has at least 27 moons. One unique moon that Uranus has is Miranda, which has many ridges and wrinkles on it that suggest heavy volcanic activity. The peculiar thing about Uranus is that it seems to be tipped over. It rotates sideways and with the vertical rings, it has the appearance that at one time something tipped it over on its side. (scep10.edu) Uranus was actually the first planet to be discovered by modern astronomy. William Herschel discovered it, while systematically searching the sky with his telescope on March 13, 1781. It had actually been seen many times before but ignored as simply another star. Uranus has been visited by only one spacecraft, Voyager 2 on Jan 24 1986. Reference: http://www.answers.com/topic/uranus http://csep10.phys.utk.edu/astr161/lect/uranus/uranus.html (image)...
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