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Table of Contents
Preface; Prologue; Contents; About the Author; List of Figures; List of Tables; Chapter 1: Humans and the Sky; 1.1 Repeating Days and Nights; 1.2 Cycles of the Seasons; 1.3 Early Sky Watchers; 1.4 Worship of the Sun; 1.5 The Orderly Heaven; 1.6 Questions to Think About; Chapter 2: Effects of Celestial Motions on Human Activities; 2.1 Daily Motion of the Sun; 2.2 The Annual Motion of the Sun; 2.3 The Seasons; 2.4 Regular But Not Simple; 2.5 Questions to Think About; Chapter 3: Ancient Models of the Universe; 3.1 A Spherical Heaven; 3.2 Chasing the Shadows; 3.3 Not All Directions Are Equal.
3.4 Path of the Sun3.5 Where Does the Sun Go at Night?; 3.6 Questions to Think About; Chapter 4: Turning of the Heavens; 4.1 The Pole of Heaven; 4.2 The Heaven Is Tilted; 4.3 A Free Floating Earth; 4.4 Questions to Think About; Chapter 5: A Spherical Earth; 5.1 The Sun Moves in Complete Circles; 5.2 A Different Show for Everyone; 5.3 Evidence for a Non-flat Earth; 5.4 The Changing Horizon; 5.5 How High Can the Sun Go?; 5.6 Different Lengths of Daylight; 5.7 Pole Star and Latitude; 5.8 Celestial Navigation; 5.9 Are There Stars We CantĚ See?; 5.10 Success of the Round-Earth Hypothesis.
5.11 Questions to Think AboutChapter 6: Journey of the Sun Among the Stars; 6.1 The Sun Moving Through the Stars; 6.2 Two Kinds of Motion of the Sun; 6.3 Inclination of the Ecliptic; 6.4 Placing Stars on the Celestial Sphere; 6.5 An Asymmetric Universe; 6.6 Questions to Think About; Chapter 7: A Two-Sphere Universe; 7.1 An Inner Sphere for Humans, an Outer Sphere for Celestial Objects; 7.2 The Armillary Sphere; 7.3 Armillary Spheres as Observing Instruments; 7.4 The Two-Sphere Cosmology; 7.5 Questions to Think About; Chapter 8: Dance of the Moon; 8.1 Shifting Locations of Moonrise.
8.2 Two Different Lengths of a Month8.3 Eclipses and Phases of the Moon; 8.4 Size and Distance to the Moon; 8.5 The Self-spinning Moon; 8.6 Questions to Think About; Chapter 9: The Calendars; 9.1 How Long Is a Year?; 9.2 Star Calendar; 9.3 What Defines a Year?; 9.4 Different Calendars Around the World; 9.5 Reform of the Julian Calendar; 9.6 What Is so Special About a 24-hour Day?; 9.7 Questions to Think About; Chapter 10: The Wanderers; 10.1 The Ten Patterns of Venus; 10.2 Mars at Opposition; 10.3 Moving Backwards; 10.4 Two Different Periods for Each Planet; 10.5 Astrology.
10.6 Planets in the Scheme of the Universe10.7 Questions to Think About; Chapter 11: The Mystery of Uneven Seasons; 11.1 Is the Earth moving?; 11.2 Earth Not Exactly at the Center; 11.3 The Pole Is Moving; 11.4 Shifts of the Zodiac Signs; 11.5 Questions to Think About; Chapter 12: Size of the Earth; 12.1 First Measurement of the Size of the Earth; 12.2 How Far Away Is the Sun?; 12.3 Revival of a Flat Earth; 12.4 Practical Proof that the Earth Is Round; 12.5 Questions to Think About; Chapter 13: Cycles Upon Cycles; 13.1 Moving in Circles; 13.2 Three Artificial Constructions.
3.4 Path of the Sun3.5 Where Does the Sun Go at Night?; 3.6 Questions to Think About; Chapter 4: Turning of the Heavens; 4.1 The Pole of Heaven; 4.2 The Heaven Is Tilted; 4.3 A Free Floating Earth; 4.4 Questions to Think About; Chapter 5: A Spherical Earth; 5.1 The Sun Moves in Complete Circles; 5.2 A Different Show for Everyone; 5.3 Evidence for a Non-flat Earth; 5.4 The Changing Horizon; 5.5 How High Can the Sun Go?; 5.6 Different Lengths of Daylight; 5.7 Pole Star and Latitude; 5.8 Celestial Navigation; 5.9 Are There Stars We CantĚ See?; 5.10 Success of the Round-Earth Hypothesis.
5.11 Questions to Think AboutChapter 6: Journey of the Sun Among the Stars; 6.1 The Sun Moving Through the Stars; 6.2 Two Kinds of Motion of the Sun; 6.3 Inclination of the Ecliptic; 6.4 Placing Stars on the Celestial Sphere; 6.5 An Asymmetric Universe; 6.6 Questions to Think About; Chapter 7: A Two-Sphere Universe; 7.1 An Inner Sphere for Humans, an Outer Sphere for Celestial Objects; 7.2 The Armillary Sphere; 7.3 Armillary Spheres as Observing Instruments; 7.4 The Two-Sphere Cosmology; 7.5 Questions to Think About; Chapter 8: Dance of the Moon; 8.1 Shifting Locations of Moonrise.
8.2 Two Different Lengths of a Month8.3 Eclipses and Phases of the Moon; 8.4 Size and Distance to the Moon; 8.5 The Self-spinning Moon; 8.6 Questions to Think About; Chapter 9: The Calendars; 9.1 How Long Is a Year?; 9.2 Star Calendar; 9.3 What Defines a Year?; 9.4 Different Calendars Around the World; 9.5 Reform of the Julian Calendar; 9.6 What Is so Special About a 24-hour Day?; 9.7 Questions to Think About; Chapter 10: The Wanderers; 10.1 The Ten Patterns of Venus; 10.2 Mars at Opposition; 10.3 Moving Backwards; 10.4 Two Different Periods for Each Planet; 10.5 Astrology.
10.6 Planets in the Scheme of the Universe10.7 Questions to Think About; Chapter 11: The Mystery of Uneven Seasons; 11.1 Is the Earth moving?; 11.2 Earth Not Exactly at the Center; 11.3 The Pole Is Moving; 11.4 Shifts of the Zodiac Signs; 11.5 Questions to Think About; Chapter 12: Size of the Earth; 12.1 First Measurement of the Size of the Earth; 12.2 How Far Away Is the Sun?; 12.3 Revival of a Flat Earth; 12.4 Practical Proof that the Earth Is Round; 12.5 Questions to Think About; Chapter 13: Cycles Upon Cycles; 13.1 Moving in Circles; 13.2 Three Artificial Constructions.