Catastrophic Collisions - o Has a thin methane atmosphere o...

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Catastrophic Collisions Voyager and Neptune o not expected to work when it got to Neptune, only supposed to work till Jupiter and possibly Saturn o occultations of stars used to discover rings around Neptune o magnetic field offset from the center of the planet It was thought that Uranus’ wacky magnetic field was because of its wacky rotation o However, Neptune has a normal rotation, but a strange magnetic field Triton – moon of Neptune o Has ice volcanoes o Thin atmospheres –windy Pluto – “Dwarf Planet” o orbits far away from the sun o inclination of orbit – deviation of 17 degrees from the orbital plane of the other planes o Has a density in between the jovian and terrestrial planets looks a lot like Triton
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Unformatted text preview: o Has a thin methane atmosphere o Discovered by Clyde Tombaugh o Charon = Pluto’s Moon 2 tiny moons later discovered Used to measure the mass of Pluto Orbits with a period of 6.4 days o “King of the Kuiper Belt” An area of space made up of objects like comets and asteroids that orbit the Sun Leftovers from the birth of the solar system most of the objects are smaller than Pluto and are not as reflective • Eris o A KBO about 10% larger in diameter than Pluto • What is a Planet? o a body that primarily orbits the Sun – not a moon o Massive enough to have become roughly spherical due to its own self gravity o Has cleared most of the other objects out of its neighborhood...
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This note was uploaded on 04/04/2008 for the course ASTRO C 10 taught by Professor Filippenko during the Fall '08 term at University of California, Berkeley.

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