Labels:encyclical | fence | sky OCR: the same theory was much simpler odified time. Johannes Kepler ing that the Copernicus's theory sug ut in ellipses planets moved not in circ cle). The (an ellipse is an elongate the predictions now finally m observations. erned. elliptical As far as Kepler was hypothesis, and orbits were merel an ad hecause rather repugnant one a ect than ellipses were clearly less most by circles. Having discover the accident that elliptical orl t reconcile observations well. he CoU nets were them with his idea that ietic forces. AT made to orbit the sun by much later, m explanation was provided 1687 when Sir Isaac Ner merely because inets letic exlanation providec