ASTR 1101 : Test 2 Notes
Document Summary
Features on the moon: scientific method: around him, galileo saw that the moon had mountains and valleys, this showed that objects in the heavens are not smooth, perfect spheres. Moons of jupiter: known and galilean moons. Observed phases of venus: venus goes through a full set of phases, full phase is small far away, this is not possible in the ptolemaic model. Galileo also discovered: saturn has rings (he called them ears", the heavens are bigger than imagined, the milky way is actually thousands (billions) of stars. In 1632 galileo published dialogue concerning the two chief world systems: although pope urban viii was a friend, he brought galileo before the. Inquisition in rome in 1633 because of his writings about his scientific discoveries: galileo was found vehemently suspect of heresy and sentenced to house arrest for the rest of his life.
