NATS 102 sizes and ratios

NATS 102 sizes and ratios - Saturn/Jupiter have similar...

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NOTES NATS - October 18th, lecture *Moons across the earth = 4 *3 earths between earth and moon *100 suns between sun and earth Group 1- Mercury Venus Earth Mars terrestrial planets characteristics: small, rocky, very close to the sun, have few moons, no ring systems Group 2 - jovian gas giants - Jupiter Saturn uranus neptune characteristics: HUGE, gaseous, far from sun, separated by large distances, lots of rings, lots of moons Pluto is not in the game, yo. Jupiter - biggest. moons- Io - volcanic, europa- may harbor water below its icy surface, ganymede- larger than mercury , callisto - scarred by huge astroid impact Saturn has the best rings. Titan is it’s largest moon, cloudy atmosphere thick w/ methane, nitrogen, surface features like not water oceans, we’ve been there!
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Unformatted text preview: Saturn/Jupiter have similar style interior, rocky cores Uranus, orbits on it’s side, all of it’s moons are named after shakespearean characters Neptune, big blue ball, rocky core. Pluto found in 1930 by Clyde Tombaugh Planet X is the next planet being looked for, always. 2003 found UB313, bigger than pluto in our solar system 99.8% is the star (sun!) dust to planetestimals, protoplanets, planets. When things press together they get extremely hot, so the planets closer to the sun are rocky, rocks can exist in heat! Outer planet are also rocky but have other things, ice, etc. .. Eventually they go so large they begin to pull in gas, forming the gassy outer layer. TEMPERATURE = driving factor in solar system formation...
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This note was uploaded on 04/02/2008 for the course NATS 102 taught by Professor Coyne during the Fall '08 term at Arizona.

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NATS 102 sizes and ratios - Saturn/Jupiter have similar...

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