by Samuel Kazlow



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Product Details

ISBN-13: 9781622754069
Publisher: Britannica Educational Publishing
Publication date: 08/01/2014
Series: Study of Science Series
Pages: 104
Product dimensions: 6.50(w) x 9.10(h) x 0.60(d)
Age Range: 12 - 17 Years

Table of Contents

Introduction 8

Chapter 1 The Basics of Astronomy 12

Astronomy Throughout Time 13

Before the Telescope 18

How Astronomers Study the Skies 19

Magnifying the Heavens: Telescopes 20

The Colors of Space: Spectroscopy 25

Simulated Space: Computer Models 27

Chapter 2 The Solar System 29

How It All Began 30

Just One of Many 32

Anatomy of the Solar System 36

Our Star 37

The Planets and Their Dwarf Siblings 38

Rings and Moons 40

Our Moon 43

How Eclipses Happen 46

Asteroids: Big Chunks 47

Meteoroids: Small Chunks 48

Comets: Icy Bits 49

Interplanetary Medium: The Tiny Stuff 53

The Fate of the Solar System 56

Chapter 3 The Stars 57

How Do We Locate Them? 57

How Far Away Are They? 60

How Big and Bright Are They? 64

What Are They? 66

The Life Cycle of a Star 67

Dense Matter: Neutron Stars and Black Holes 70

Black Holes: The Strangest of All 71

Planets Orbiting Other Stars 72

Between the Stars 74

Chapter 4 The Galaxies 77

Our Home Galaxy: The Milky Way 78

Energetic Galaxies: Radio Galaxies and Quasars 81

The Quasar/Galaxy Connection 84

Dark Matter 85

The Expanding Universe 85

Chapter 5 The Universe 91

The Nature of the Universe 91

Looking Deep: The Hubble Space Telescope 97

How the Big Bang Theory Was Developed 98

Hubble Proves the Island-Universe Theory 99

Hubble's Law 100

First Hints of the Big Bang 103

The Steady-State Challenge 106

Cosmic Microwave Background Proves the Theory 110

Glossary 117

For More Information 120

For Further Reading 124

Index 125

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