Bibliographic record and links to related information available from the Library of Congress catalog.
Note: Contents data are machine generated based on pre-publication provided by the publisher. Contents may have variations from the printed book or be incomplete or contain other coding.
Contents What is A Galaxy? 6 What Are Galaxies Made Of? 8 What Galaxy Are We In? 10 What Is the Shape of the Milky Way Galaxy ? 12 How Big is the Milky Way? 14 Where is Our Solar System in the Milky Way? 16 How Did Our Solar System Form in the Milky Way? 18 What is the Milky Way's Neighborhood Like? 20 How Did Galaxies Form? 22 Does the Milky Way Rotate? 24 What Are Some Other Types of Galaxies? 26 Can Galaxies Run into Each Other? 28 What is Special About the Milky Way? 30 What is the Universe? 32 How Old is the Universe? 34 What Was the Big Bang? 36 How Did Scientists Discover the Universe is Expanding? 38 Is the Universe Still Expanding? 40 Why Does It Matter If the Universe is Expanding? 42 How Have We Learned So Much About the Universe? 44 How Much of the Universe Can We See? 46 What Kinds of Instruments Do Astronomers Use? 48 What Is Dark Matter? 50 What Are Black Holes? 52 What are Star Clusters? 54 What are Pulsars? 56 Could Life Exist Elsewhere in the Universe? 58 How Will the Universe End? 60 Fun Facts about the Universe! 62 Glossary 63 Index and Resource List 64
Library of Congress Subject Headings for this publication:
Galaxies -- Juvenile literature.
Astronomy -- Juvenile literature.
Solar system -- Juvenile literature.