NATS 1745 Study Guide - Asteroid Belt, Ring System, Percival Lowell

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Document Summary

Searching for stellar parallax (while cataloguing stars) A) star-like object which increased in size when telescope magnification was increased: its relative motion to stars. Uranus = greek god of the sky, father of saturn, grandfather of jupiter. origin: what did kepler believe existed between the large space between mars and. Kepler proposed: the gap contains an undiscovered planet. Classified as asteroid; it was downgraded from planet bc it was found to be smaller than the moon. Part of asteroid belt: what caused adams and leverrier to suspect the existence of a planet beyond. Deviations were detected in uranus" orbit led to search for perturbing planet beyond uranus. After sun was born from spinning collapsing gas could, remaining gaseous and rocky particles in sun"s spinning circumstellar disk coalesced into planets. Asteroid belt: leftover debris from sun"s circumstellar disk that couldn"t coalesce into a planet due to the opposing gravitational pulls of the sun and nearby giant jupiter.