Table Of Content

w a x m a N L E R N E R THIS PAGE INTENTIONALLY LEFT BLANK by LauRa hamiLton waxman dLERnER PubLications comPany • minnEaPoLis The images in this book are used with the permission of: NASA/JPL/Space Science Institute, pp. 4, 5, 25, 26 (both), 28, 30 (both), 31 (both), 32, 33 (both), 46, 47, 48 (top); © Ken Ross/Taxi/ Getty Images, p. 6; © Alinari Archives/The Image Works, p. 7; © Stuart O’Sullivan/Stone/Getty Images, p. 8; © Jamie Cooper/SSPL/The Image Works, p. 9; © Laura Westlund/Independent Picture Service, pp. 10–11, 15, 17, 22; The International Astronomical Union/Martin Kornmesser, p. 12; © Denis Scott/Taxi/Getty Images, p. 13; © Angelo Cavalli/Iconica/Getty Images, p. 14; © Detlev van Ravenswaay/Photo Researchers, Inc., p. 16; © iStockphoto.com/ Jaimie Duplass, p. 18; © Keystone/Hulton Archive/Getty Images, p. 19; NASA and E. Karkoschka (University of Arizona), p. 20; © Ingram Publishing/SuperStock, p. 21; DJ Jennings/National Science Foundation, p. 23; ESA/NASA/SOHO, p. 24; Courtesy Imke de Pater (UC Berkeley), Heidi B. Hammel (SSI, Boulder), and the W. M. Keck Observatory, p. 27; © Digital Vision/Getty Images, p. 29; © Image Asset Management Ltd./SuperStock, p. 34; Le opere di Galileo Galilei. Edizione nazionale sotto gli auspicii di Sua Maestà il re d’Italia. (Vol. X, p. 410). Courtesy Woodson Research Center, Fondren Library, Rice University, p. 35; © Science Museum/SSPL/ The Image Works, pp. 36, 37; © NASA/Time Life Pictures/Getty Images, p. 38; © NASA/Science Faction/Getty Images, p. 39; European Space Agency, p. 40; NASA/JPL, pp. 41, 48 (bottom); NASA/JPL/JHUAPL, p. 42; ESA/NASA /University of Arizona via Getty Images, p. 43. Front cover: NASA and the Hubble Heritage Team (STScI/AURA), main; NASA, ESA, and the Hubble Heritage Team (STScI/AURA), Y. Momany (University of Padua), background. Back cover: NASA, ESA, and the Hubble Heritage Team (STScI/AURA). Copyright © 2010 by Lerner Publishing Group, Inc. All rights reserved. International copyright secured. No part of this book may be reproduced, stored in a retrieval system, or transmitted in any form or by any means—electronic, mechanical, photocopying, recording, or otherwise—without the prior written permission of Lerner Publishing Group, Inc., except for the inclusion of brief quotations in an acknowledged review. Lerner Publications Company A division of Lerner Publishing Group, Inc. 241 First Avenue North Minneapolis, MN 55401 U.S.A. Website address: www.lernerbooks.com Library of Congress Cataloging-in-Publication Data Waxman, Laura Hamilton. Saturn / by Laura Hamilton Waxman. p. cm. — (Early bird astronomy) Includes index. ISBN 978–0–7613–4154–3 (lib. bdg. : alk. paper) 1. Saturn (Planet)—Juvenile literature. I. Title. QB671.W39 2010 523.46—dc22 2008027086 cMaanputfaioctunr etdo in cthoem Uneit.e d cStaatpest oifo Anm etroic acome. caption to come. caption to come. 1 2 3 4 5 6 – BP – 15 14 13 12 11 10 eISBN: 978-0-7613-5708-7 ccoonntteennttss Be a Word Detective . . . . . . . . . . . . . . . . . . . . 5 Chapter 1 caption to come. caption satuRn in thE sky . . . . . . . . . . . . . . . . . . 6 to come. caption to come. caption to come. Chapter 2 satuRn’s nEighboRhood . . . . . . . . . . . . 10 Chapter 3 satuRn uP cLosE . . . . . . . . . . . . . . . . . . . 19 Chapter 4 Ringing thE PLanEt . . . . . . . . . . . . . . . . .27 Chapter 5 visiting satuRn . . . . . . . . . . . . . . . . . . . .34 A Note to Adults on Sharing a Book. . . . . . . . . . . . 44 Learn More aboutSaturn . . . . . . . . . . . . . . . . . .45 Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . .46 Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48 caption to come. caption to come. caption to come. caption to come. 44 BBee aa WWoorrdd ddeetteeccttiivvee Can you find these words as you read about the planet Saturn? Be a detective and try to figure out what they mean. You can turn to the glossary on page 46 for help. astronomer elliptical spacecraft atmosphere orbit telescope axis rotate year day solar system 55 can you see the planet saturn when you look up at the dark night sky? chapter 1 saturn in the sky Night has fallen. The sky is clear and black. You can see thousands of stars twinkling in all that darkness. Some planets are shining too. One of them is Saturn. 6666 Saturn is the farthest planet we can see with our eyes. People have known about Saturn for thousands of years. Long ago, the ancient Romans lived in Italy. They believed in many gods. The ancient Romans named the planet Saturn after their powerful god of farming. this statue of the Roman god saturn is in a museum in Rome. the ancient Romans named the planet saturn after this god. 7 Saturn looks like a golden star in our night sky. But stars make their own light. Planets reflect light from the Sun. Sometimes Saturn is hard to see. It is easier to see the planet with a telescope (TEH-luh-skohp). A telescope makes faraway objects look bigger and closer. telescopes give us a better look at objects in outer space. 8