Smith, Hamilton Lanphere, 1819-1903. [from old catalog] · Cleveland, M. C. Younglove and company · leaf 35
d already suggested the idea thatthe sun was the central body, and that the earth and planets wererevolving about the sun at various distances. He did not attempt 32 THE WORLD. however to account for the irregularities observed in the planetarymotions. Copernicus might have easily perceived, and no… … Let S represent the sun, occupying the centre of the system,and E the earth moving in an orbit around it. Now an observeron the earth at E would perceive the sun S, apparently projectedagainst the heavens near the star B. If the earth was stationary,then after 24 hours, turning around in the…
Astronomy · Meteorology · Geology · Paleontology
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