Our Place in the Universe

Humans and the Sky.- Effects of Celestial Motions on Human Activities.- Ancient Models of the Universe.- Turning of the Heavens.- A Spherical Earth.- Journey of the Sun Among the Stars.- A Two-Sphere Universe.- Dance of the Moon.- The Calendars.- The Wanderers.- The Mystery of Uneven Seasons.- Size of the Earth.- Cycles upon Cycles.- Cosmology According to Aristotle.- The Post-Ptolemy World.- The Copernicus Revolution.- Does the Earth Really go Around the Sun?.- The Legacy of Copernicus.- A New Star in the Sky.- The Imperfect Heaven.- Unification of Heaven and Earth.- Epilogue.- Further reading.- Appendix I Longitudes and latitudes of cities.- Appendix II Astronomical measurements.- Appendix III How long does it take for the Sun to rise and set?.- Appendix IV What is the length of the day?.- Appendix V What time is noon?.- Appendix VI How far can we see?.- AppendixVII Decrease of the obliquity of the ecliptic.- Appendix VIII Synodic and sidereal periods.- Appendix IX Modern evidence onf the roundness of the Earth.- Appendix X Modern evidence of the rotation and revolution of the Earth.- Appendix XI Escape from Earth.- Appendix XII Travel to the planets.- Review exercises.- Laboratory exercises.- Glossary.

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• Astronomia, espaço e tempo
• Observação astronómica: observatórios, equipamento e métodos
• Cosmologia e o Universo

Introduction to Astronomy;Motions of celestial bodies explained;History of Astronomy;Ancient Astronomy;World models;Models of the Universe