USA HISTORY

Detailed explanation-1: -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the geocentric model (also known as geocentrism, often exemplified specifically by the Ptolemaic system) is a superseded description of the Universe with Earth at the center. Under most geocentric models, the Sun, Moon, stars, and planets all orbit Earth.

Detailed explanation-2: -geocentric model, any theory of the structure of the solar system (or the universe) in which Earth is assumed to be at the centre of it all. The most highly developed geocentric model was that of Ptolemy of Alexandria (2nd century ce).

Detailed explanation-3: -Nicolaus Copernicus (1473–1543) was a mathematician and astronomer who proposed that the sun was stationary in the center of the universe and the earth revolved around it.

Detailed explanation-4: -heliocentrism, a cosmological model in which the Sun is assumed to lie at or near a central point (e.g., of the solar system or of the universe) while the Earth and other bodies revolve around it.

Detailed explanation-5: -GEOCENTRIC: Earth-centered. The model of the universe generally accepted from ancient Greek times until the seventeenth century.