History of Study
Heliocentrism is the theory that the Sun is at the center of the Solar System. Historically, heliocentrism is opposed to geocentrism, which places the earth at the center. In the 16th century, Nicolaus Copernicus's De revolutionibus presented a full discussion of a heliocentric model of the universe in much the same way as Ptolemy's Almagest had presented his geocentric model in the 2nd century. This 'Copernican revolution' resolved the issue of planetary retrograde motion by arguing that such motion was only perceived and apparent, rather than real...
Read more about this topic: Earth's Orbit
Famous quotes containing the words history of, history and/or study:
“We know only a single science, the science of history. One can look at history from two sides and divide it into the history of nature and the history of men. However, the two sides are not to be divided off; as long as men exist the history of nature and the history of men are mutually conditioned.”
—Karl Marx (1818–1883)
“The history of the Victorian Age will never be written: we know too much about it.”
—Lytton Strachey (1880–1932)
“The most excellent and divine counsel, the best and most profitable advertisement of all others, but the least practised, is to study and learn how to know ourselves. This is the foundation of wisdom and the highway to whatever is good.... God, Nature, the wise, the world, preach man, exhort him both by word and deed to the study of himself.”
—Pierre Charron (1541–1603)