What the World is, or What is Usually Understood by the Term, World
Before we begin a discussion of empty Space (in which the system of the world is held and which generally is regarded as some sort of celestial matter), it will be necessary to explain rather fully in this First Book certain concepts which must be presented in sequence so that they can be more readily understood; astronomers in particular, but philosophers as well both ancient and modern, set forth and pass judgment on these theories about the earth and the disposition, order, course, distance and size of bodies associated with it.
KeywordsCelestial Body Solar Eclipse Greek Philosopher Lunar Eclipse Divergent Opinion
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