Geocentric model - Wikipedia
In astronomy, the geocentric model (also known as geocentrism, often exemplified specifically by the Ptolemaic system) is a superseded description of the Universe with Earth at the center. …
Geocentric model | Definition, History, & Facts | Britannica
Geocentric model, any theory of the structure of the solar system (or the universe) in which Earth is assumed to be at the center of it all. The most highly developed geocentric model was that …
Geocentric model: The Earth-centered view of the universe
2021年12月17日 · The geocentric model is a debunked theory that the Earth is the center of the universe, with the sun and planets revolving around it.
Ptolemaic system | Definition & Facts | Britannica
Ptolemaic system, mathematical model of the universe formulated by the Alexandrian astronomer and mathematician Ptolemy about 150 CE. The Ptolemaic system is a geocentric cosmology …
What Is The Geocentric Model Of The Universe?
2016年1月11日 · According to Plato, the Earth was a sphere and the stationary center of the universe. The stars and planets were carried around the Earth on spheres or circles, arranged …
The geocentric universe - Khan Academy
Eudoxus, one of Plato's pupils, proposed a universe where all objects in the sky sit on moving spheres, with the Earth at the centre. This model is known as a geocentric model – often …
Get to Know Claudius Ptolemy & His Geocentric Model of the Universe
2023年12月10日 · Claudius Ptolemy was a scientist from Alexandria who lived in the 2nd century CE. His main contribution to astronomy was a detailed Ptolemaic model of the universe, a …
Ptolemy and the Geocentric Model - Teach Astronomy
Medieval people pictured the whole universe as a set of concentric spherical shells centered on Earth. The "Terra immobilis" is in the center, surrounded by shells of water, air, and fire, with …
Geocentric Theory - Encyclopedia.com
Rejected by modern science, the geocentric theory (in Greek, ge means “ earth ”), which maintained that Earth was the center of the universe, dominated ancient and medieval …
Geocentric Cosmology. - Explaining Science
2017年11月10日 · However, for most of human history a geocentric model was the standard explanation of the cosmos. In this model the Earth is the the centre of the Universe and all the …
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