NATIONAL GEOGRAPHIC Little FIRST BIG BOOK OF SPACE BY CATHERINE D HUGHES ILLUSTRATED BY DAVID A AGUILAR NATIONAL GEOGRAPHIC WASHINGTON CONTENTS Introduction How to Use This Book LOOKING UP FROM EARTH 10 Our Solar System EARTH S NEIGHBORHOOD 32 EARTH S OTHER NEIGHBORS 70 FAR FAR AWAY 88 EXPLORING SPACE 106 Solar System Map 120 Parent Tips 122 Glossary 124 0 Index 126 
