The earth also is spherical, since it presses upon its center from every direction.
Heliocentric model of the solar system
From 'De Revolutionibus', arguing against flat-earth beliefs
1543
Found in 1 providers: deepseek
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"Yet because the novelty of the undertaking, which I knew to be contrary to the accepted views of the common people, might be regarded as absurd, I long hesitated."
Controversial"The sphere of the fixed stars is immovable and embraces all things."
Controversial"The order of the planets is this: Saturn, Jupiter, Mars, Earth, Venus, Mercury."
Strange & Unusual"For it is clear that the earth performs a double motion: one about its axis, and another about the sun."
Controversial"For it is the duty of an astronomer to compose the history of the celestial motions from a careful and skillful study of the observations."
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