4.5 Billion Years Ago Formation of the Moon p. 1 --
4.5 Billion Years Ago Moon-Earth Pulling Begins p. 3 --
4.3-3.7 Billion Years Ago The Moon and the Origin of Earth Life p. 5 --
4.3-3.9 Bullion Years Ago Impacts Carve into Lunar Crust p. 7 --
3.9-3.1 Billion Years Ago A Lunar Facelift p. 9 --
3.8-3.5 Billion Years Ago Peak of Lunar Volcanic Activity p. 11 --
3.2-1.1 Billion Years Ago Eratosthenian Period of Lunar Geological Time p. 13 --
1.1 Billion Years Ago Copernican Period of Lunar Geological Time Begins p. 15 --
450 Million Years Ago Impact Forms the Aristarchus Crater p. 17 --
440-1.5 Million Years Ago Lunar Assistance for Intelligent Land Life p. 19 --
c. 8,000 BCE Mesolithic Lunar Calendar p. 21 --
23rd Century BCE Humanity's First Author p. 23 --
22nd Century BCE Moon Meets the Sun Over China p. 25 --
22nd-21st Centuries BCE Sumerian Lunar Calendars p. 27 --
18th-17th Centuries BCE Complex Lunar Calendar Systems p. 29 --
c. 900-700 BCE Lunar Cults in the Bible p. 31 --
763 BCE Assyrian Eclipse p. 33 --
747-734 BCE Nabonassar Standardizes the Lunar Calendar p. 35 --
c.7th Century BCE Earliest Mention of Selene p. 37 --
6th Century BCE Beginnings of Nom religious Astronomy p. 39 --
6th Century BCE Thales Stops a War p. 41 --
6th Century BCE Spherical Harmony p. 43 --
5th Century BCE Anaxagoras Stands Trial p. 45 --
5th Century BCE Greeks Understand Lunar Phases p. 47 --
c.350 BCE Earth's Curved Shadow on the Moon p. 49 --
c.350 BCE Heavenly Perfection Corrupted p. 51 --
Early 3rd Century BCE Library of Alexandria p. 53 --
3rd Century BCE Aristarchus Measures Lunar Diameter and Distance p. 55 --
3rd Century BCE Quarter-Phase Moon and Heliocentrism p. 57 --
3rd Century BCE Eratosthenes Calculates Earth's Circumference p. 59 --
3rd Century BCE The Hand Reckoner p. 61 --
2nd Century BCE Applying Math to the Lunar Orbit p. 63 --
c.100 BCE The Antikythera Mechanism p. 65 --
1st-2nd Century CE On the Pace in the Moon's Orb p. 67 --
c.150 The Almagest p. 69 --
500-800 Eastern Astronomers Keep Looking Up p. 71 --
9th-11th Centuries Shukuk p. 73 --
11th Century Seeing the First Sliver of a New Moon p. 75 --
13th Century A New Model for Lunar Motion p. 77 --
14th Century Lunar Brightness to Estimate Stellar Distances p. 79 --
14th Century Adjusting Lunar-Distance Variation p. 81 --
1543 The Moon Orbits Alone p. 83 --
1570s Moon and Sun Orbit Earth p. 85 --
1581 A Dream of a Lunar Voyage p. 87 --
1609 Telescopic Study of the Moon Begins p. 89 --
17th Century Advancing Telescopes Eye the Moon More Closely p. 91 --
Late 17th Century The Moon Inspires Isaac Newton p. 93 --
18th Century Improving Instruments Advance Lunar Astronomy p. 95 --
Late 18th Century A Lunar Society in Birmingham p. 97 --
1824 Another Doctor Turns His Eyes to the Moon p. 99 --
1370s Verne Inspires the father of Astronautics p. 101 --
1873-1909 Scientists Consider Lunar Origins p. 103 --
1914-22 The Moon Proves General Relativity p. 105 --
1926 First Liquid-Fueled Rocket p. 107 --
1929 Woman in the Moon p. 109 --
1938 BIS Lunar Spaceship Design p. 111 --
1930-44 Origins of the Saturn V Moon Rocket p. 113 --
1945 Operation Overcast p. 115 --
1943-60 New Understanding of Craters p. 117 --
1958 Explorer I p. 121 --
1958-59 A New Discovery and a New Agency p. 123 --
1959 First Pictures of the Moon's Far-side p. 125 --
1961 Humans Enter Space p. 127 --
1961 An American in Space p. 129 --
1962 Planning Lunar Missions p. 131 --
1962 The Moon Speech at Rice Stadium p. 133 --
1963 Human Computers p. 135 --
1963-64 Saturn Architecture Takes Shape p. 137 --
1964 Two's Company, Three's a Crowd p. 139 --
1964 Beginning's of Lunar Science p. 141 --
1964-65 Astrogeology p. 143 --
1965 Improving Space Capabilities p. 145 --
1965-66 Learning to Rendezvous and Dock p. 147 --
1966 Neutral Buoyancy p. 149 --
1967 Apollo 1 Fire p. 153 --
1967 Reengineering Apollo p. 155 --
1967 Declaring Peace on the Moon p. 157 --
1968 Lunar Tortoises p. 159 --
1968 Reaching for the Moon p. 161 --
1969 Dress Rehearsals p. 165 --
1969 One Giant Leap p. 167 --
1969 Beginnings of Lunar Field Science p. 169 --
1969 Making Moonquakes p. 171 --
1969 The Lunar Receiving Laboratory p. 173 --
1970 A Successful Failure p. 175 --
1971 Return to the Moon p. 177 --
1971 Extended Missions p. 179 --
1972 Descartes Highland p. 181 --
1972 Mission to Taurus-Littrow p. 183 --
1972 Apollo Biostack p. 185 --
1972-74 Cancelled Apollo Missions p. 187 --
1970s-80s Elucidating Lunar History p. 189 --
1980s-90s Studying Lunar Resources p. 191 --
1998 Lunar Prospector and Surface Ice p. 193 --
2003-13 New Generation of Moon Probes p. 195 --
2018 Preparing for New Missions p. 197 --
2019-44 Building a Lunar Infrastructure p. 199.