Astronomy 2232F/G Lecture Notes - Lecture 9: Pioneer 10, Metallic Hydrogen, Liquid Hydrogen

• School: Western University
• Department: Astronomy
• Course: Astronomy 2232F/G
• Professor: Gordon Osinski

Document Summary

5th planet from the sun: more massive than all the planets combined, gas-giant planet not solid, primarily composed of h and he, comet shoemaker levy 9 collided with jupiter. Comet shoemaker - levy 9: comet got too close to jupiter and broke up into pieces because of jupiter"s gravity, because jupiter"s atmosphere is so active, scars of impact over time disappeared. 21 impact events over 6 days on jupiter. Roman mythology king of the gods, most important deity, greek counterpart: zeus. Jovian satellites named after jupiter"s lovers and descendants. 1st spacecraft to flyby jupiter: on trajectories to leave solar system, final contact 2003 and 1995. Voyager 1 and 2 (1977: goals: flyby/explore magnetosphere and moons, discovered rings all gas giants have rings, on trajectoris to leave solar system. Galileo (1989-2003: goals: study jupiter and moons, deliberately plunged into jupiter. Juno (en route: launch: aug. 5, 2011, solar powered space craft, goals: study formation of jupiter, arrival: july 2016.