Solar System. The Solar System. Nebular animation. Planets drawn to scale. Mercury. Mariner 10. Chapter 22 Pages

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1 The Solar System Chapter 22 Pages Solar System Planets drawn to scale Nebular animation Distances not to scale Earth approximately 12,800 km diameter Earth is about 150,000,000 km from Sun Mercury Mariner launch Venus and Mercury in

2 Venus Venus Clouds Ultraviolet light photograph Venus surface features Magellan radar image mosaic Venus surface features False color Magellan mosaic Venera 9 Photos Mars Photo by Hubble 2

3 Mars South Polar Ice-cap Schiaparelli Crater 461 km diameter CO 2 frost at lower right Mosaic from Viking Volcanoes on Left Clouds over peaks Mosaic by Mars Global Surveyor MOC Olympus Mons 624 km diameter 25 km high Valles Marineris 3

4 Water Features on Mars Evidence of water seeps on Mars? View from Viking Lander View from Viking Lander View from Sojourner Lander Phobos, by Viking 4

5 Deimos, by Viking Jupiter (Earth for Scale) Jupiter s cloud belts Hubble view of Jupiter Arrow shows entry point of Galileo probe, Dec Link to rotating view of Jupiter Galilean moons Io True color on top Enhanced color on bottom Surface covered with calderas (like Crater Lake without the water!) 5

6 Volcanic Plume on Io Europa Ganymede Callisto Four Inner moons of Jupiter Jupiter s outermost ring Metis, Adrastea, Amalthea, Thebe Amalthea is 247 km across Photos by Galileo probe, Discovered by Voyager I This photo by Galileo space probe-- November 9,

7 Saturn True-color image of Saturn s rings Voyager I, II went there in 1980, 81 This photo by Cassini in Saturn Saturn and some of its moons Titan River system on Titan 7

8 Enceladus Uranus Uranus (by Hubble) Neptune Pluto and Charon Size and orientation with respect to Earth Outermost planet and moon in solar system Orbits of outer planets Notice Pluto is sometimes closer to Sun than Neptune 8

9 Inclination of Pluto s orbit Pluto and Charon HST image Ceres composition 2003 UB 313 is Eris Asteroids Asteroids Ida, Gaspra, Deimos, Phobos 9

10 Gaspra Orbit of 2004 DW Kuiper Belt Object In red Compare to Pluto in black Comet Detail of Comet Hale Bopp Meteors

11 Major Impact Structures Meteor Crater, Arizona Manicouagan, Quebec Shoemaker-Levy 9 SL9 scar on Jupiter 11

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