The Solar System

Infrared + visual-wavelength images 493 A montage of images of Jupiter and its volcanic moon Io taken in 2007 by the New Horizon ...

494 PART 4^ |^ THE SOLAR SYSTEM The Outer Planets Th e outermost planets in our solar system are Jupiter, Saturn, Uranus, and Ne ...

CHAPTER 23 | COMPARATIVE PLANETOLOGY OF JUPITER AND SATURN 495 evidence of two processes. Th e orbits of some moons may have bee ...

496 PART 4^ |^ THE SOLAR SYSTEM Jupiter is mostly a liquid planet. It may have a small core of heavy elements not much bigger th ...

CHAPTER 23 | COMPARATIVE PLANETOLOGY OF JUPITER AND SATURN 497 cannot be anything like the rock you know on Earth. Th e center o ...

498 PART 4^ |^ THE SOLAR SYSTEM they produce auroras 1000 times more luminous than those on Earth. Th e auroras on Jupiter, like ...

CHAPTER 23 | COMPARATIVE PLANETOLOGY OF JUPITER AND SATURN 499 behind. Th e forward scattering tells you that Jupiter’s ring is ...

PART 4 | THE SOLAR SYSTEM NASA/JPL, Univ. of AZ Hughes Aircraft Co Artist Concept NASA/JPL/Univ. of AZ NASA Belts are dark bands ...

H H H H L L 100 100 200 200 300 – 200 – 100 0 100 212 0 Altitude (km) Temperature (°F) Temperature (K) 100 200 300 400 Clear ...

502 PART 4^ |^ THE SOLAR SYSTEM a b c Visual-wavelength images ■ Figure 23-5 (a) The main ring of Jupiter, illuminated from behi ...

CHAPTER 23 | COMPARATIVE PLANETOLOGY OF JUPITER AND SATURN 503 rotation, coupled with the outward fl ow of heat from its hot int ...

504 PART 4^ |^ THE SOLAR SYSTEM rocky, and many are probably captured asteroids. Four of the moons, those discovered by Galileo ...

CHAPTER 23 | COMPARATIVE PLANETOLOGY OF JUPITER AND SATURN 505 interact with Jupiter’s magnetic fi eld in a way that suggests it ...

506 PART 4^ |^ THE SOLAR SYSTEM other moons could have pushed Ganymede into a more eccentric orbit. Tidal forces due to Jupiter’ ...

CHAPTER 23 | COMPARATIVE PLANETOLOGY OF JUPITER AND SATURN 507 found that Europa has no magnetic fi eld of its own. It cannot ha ...

508 PART 4^ |^ THE SOLAR SYSTEM Plume from volcano Prometheus Shadow of plume Five months after the previous image, a new volcan ...

CHAPTER 23 | COMPARATIVE PLANETOLOGY OF JUPITER AND SATURN 509 Great lava fl ows can be detected carrying molten material downhi ...

510 PART 4^ |^ THE SOLAR SYSTEM moons formed slowly, over perhaps 100,000 years, and were not heated severely by in-falling mate ...

CHAPTER 23 | COMPARATIVE PLANETOLOGY OF JUPITER AND SATURN 511 in hydrogen and helium (see Table 23-1), and models predict that ...

512 PART 4^ |^ THE SOLAR SYSTEM Like Jupiter, Saturn’s atmosphere is rich in hydrogen and displays belt–zone circulation, which ...