In astronomy, heliocentrism is the theory that the Sun is at the center of the Universe. The word came from the Greek (ήλιος Helios = sun and κέντρον kentron = center). Historically, heliocentrism was opposed to geocentrism, which placed the earth at the center. (The distinction between the Solar System and the Universe was not clear until modern times, but extremely important relative to the controversy over cosmology and religion). Though discussions on the possibility of heliocentrism date to antiquity, it was not until 1,800 years later, however, in the 16th century, that the Polish mathematician and astronomer Copernicus presented a fully predictive mathematical model of a heliocentric system, which was later elaborated and expanded by Johannes Kepler
i have visited all websites relative to grants, and the answers i have received are abominable. Ireside in st. thomas, Virgin Islands, and amrejected each time I make a request.
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