heliocentric system


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Related to heliocentric system: Geocentric System

heliocentric system:

see Copernican systemCopernican system,
first modern European theory of planetary motion that was heliocentric, i.e., that placed the sun motionless at the center of the solar system with all the planets, including the earth, revolving around it.
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heliocentric system

A model of the Solar System or of the Universe that has the Sun at its center. Aristarchus of Samos proposed a heliocentric system in the third century bc in which the planets moved at uniform rates around the Sun in circular orbits. The theory was abandoned due to large discrepancies between prediction and observation, and the geocentric Ptolemaic system was subsequently favored until the establishment of the heliocentric Copernican system.
References in periodicals archive ?
In this respect, the poem stands in exact opposition to the certainty of the earth-centred Platonic-Ptolemaic world of Dante; or the heliocentric system of Cicero.
Comparing Cicero's model with that of Camoes, there are differences that go beyond the heliocentric system of one and the geocentric of the other.
Rather, it is to show how these developments point the way toward a better understanding of the economy, just as Copernicus's suggestion of the heliocentric system pointed the way toward a better understanding of planetary motion.
This momentous new conception, according to Reeves, was "an argument for the earth's status as a planet"(90); consequently, it was a step toward a Copernican heliocentric system, the ultimate aim of Galileo's astronomy.