ASTR 380 Study Guide - Spring 2018, Comprehensive Midterm Notes - Astrobiology, Earth, Mars

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12 Oct 2018
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Johannes kepler (1571 1630) refined the heliocentric model: brahe observed a supernova and disproved the theory that comets come from within the earth"s atmosphere from his private observatory in. Astrobiology: historical background ii (feb. 1st, 2018: born at woolsthorpe manor, lincolnshire, studied at trinity college of cambridge university, important works, calculus, formulated the law of universal gravitation, determined that white light is composed of different color components. =(cid:889) hours (cid:885)(cid:891) minutes=(cid:884)(cid:889)(cid:887)(cid:886)(cid:882) seconds (cid:4666)(cid:891)(cid:885)(cid:890)(cid:882) (cid:883)(cid:882)(cid:2871)(cid:4667)(cid:2871) (cid:4666)(cid:884)(cid:889)(cid:887)(cid:886)(cid:882)(cid:4667)(cid:2870) =(cid:888). (cid:888)(cid:889) (cid:883)(cid:882) (cid:2869)(cid:2869) (cid:4666)(cid:3028)(cid:3045)(cid:3046)+ (cid:3029)(cid:3046)(cid:4667) (cid:4666)(cid:3028)(cid:3045)(cid:3046)+ (cid:3029)(cid:3046)(cid:4667) (cid:886)(cid:2870) =(cid:888). (cid:886)(cid:886) (cid:883)(cid:882)(cid:2870)(cid:2871) km (cid:3028)(cid:3045)(cid:3046) (cid:3029)(cid:3046) (cid:3028)(cid:3045)(cid:3046) (cid:888). (cid:886)(cid:886) (cid:883)(cid:882)(cid:2870)(cid:2871) kg: linking the newtonian and keplerian laws, example: vesta, example: mars & phobos kilograms, given phobo"s orbital distance, orbital perio, determine the mass of mars in. =(cid:883)(cid:889). (cid:890)(cid:885) au (cid:2871)(cid:2870)= (cid:1833)(cid:886)(cid:2870)(cid:4666)(cid:2869)+(cid:2870)(cid:4667) (cid:4666)(cid:884). (cid:888)(cid:888)(cid:889) (cid:883)(cid:882)(cid:2869)(cid:2870)(cid:4667)(cid:2871) (cid:4666)(cid:884). (cid:885)(cid:889)(cid:888) (cid:883)(cid:882)9(cid:4667)(cid:2870)=(cid:888). (cid:888)(cid:889) (cid:883)(cid:882) (cid:2869)(cid:2869) (cid:4666)(cid:2869)+(cid:2870)(cid:4667) (cid:886)(cid:2870) 4 (cid:1834) (cid:1834)+energy: this is where the elements up to iron came from, most stars end their lives as planetary nebulae.

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