12 Facts About Ptolemaic astronomy


Ptolemaic astronomy further described his system by explaining the natural tendencies of the terrestrial elements: Earth, water, fire, air, as well as celestial aether.

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Ptolemaic astronomy's system held that Earth was the heaviest element, with the strongest movement towards the center, thus water formed a layer surrounding the sphere of Earth.

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The Ptolemaic astronomy system, developed by the Hellenistic astronomer Claudius Ptolemaeus in the 2nd century AD finally standardised geocentrism.

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Ptolemaic astronomy's theory was not popular, and he had one named follower, Seleucus of Seleucia.

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Ptolemaic astronomy correctly realized in the 4th century BC that the universe does not have any single center.

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Ptolemaic astronomy thought that while this observation was incompatible with the Ptolemaic system, it was a natural consequence of the heliocentric system.

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Ptolemaic astronomy stated that any possible declarations of geocentrists within the synod did not set the position of the church body as a whole.

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Ptolemaic astronomy stated in a Papal Bull that his purpose in doing so was that "the succession of things done from the beginning might be made known [quo rei ab initio gestae series innotescat]".

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Ptolemaic astronomy's Holiness has decreed that no obstacles exist for those who sustain Copernicus' affirmation regarding the Earth's movement in the manner in which it is affirmed today, even by Catholic authors.

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Ptolemaic astronomy has, moreover, suggested the insertion of several notations into this work, aimed at demonstrating that the above mentioned affirmation [of Copernicus], as it has come to be understood, does not present any difficulties; difficulties that existed in times past, prior to the subsequent astronomical observations that have now occurred.

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Ptolemaic astronomy is appointed the task of bringing to an end any concerns and criticisms regarding the printing of this book, and, at the same time, ensuring that in the future, regarding the publication of such works, permission is sought from the Cardinal Vicar whose signature will not be given without the authorization of the Superior of his Order.

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Ptolemaic astronomy rejected the heliocentric model and wrote a book that explains the movement of the sun, moon and other planets around the Earth.

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