On the Revolutions of the Heavenly Spheres (Concise Edition)
Copernicus
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Himmelsbild und Weltanschauung im Wandel der Zeiten
Troel F. Troels-Lund
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Seven Gates to Freedom : Awareness and Consciousness
Ayla Hesperia
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Reality Is Not What It Seems : The Journey to Quantum Gravity
Carlo Rovelli
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Extraterrestrial : The First Sign of Intelligent Life Beyond Earth
Avi Loeb
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Cosmic Perspective, The : Pearson New International Edition
Jeffrey O. Bennett
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From Eternity to Here : The Quest for the Ultimate Theory of Time
Sean Carroll
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Light Your Life : The Art of using Light for Health and Happiness
Karl Ryberg
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The Urantia Book - New Enhanced Edition : Easy navigation with an index and multiple study aids
Urantia Foundation
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