The heavens above: a popular handbook of astronomy (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908 · New York, Chicago, Potter, Ainsworth, & Co. · leaf 62
, in turn, revolved in a circle around the earth.The circle described by this centre around the earth theycalled the cycle, and the circle described by the planetaround this centre they called the cpicvclc. ASTRONOMY. 43 38. TIic Eccentric. — The ancients assumed that theplanets moved at a uniform… … Fig- 5°- account for this they assumed that the cycles described bythe centre, around which the planets revolved, were eccen-tric; that is to say, that the earth was not at the centreof the cycle, but some distance away from it, as shownin Fig. 51. -£■ is the position of the earth, and C is the 44…
Astronomy
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