Moulton, Forest Ray, 1872-1952 · New York, The Macmillan company · leaf 382
then unknown.This was the first verification of such a prediction; and thedefiniteness and completeness with which it was fulfilledhad been entirely unapproached in the case of all theprophecies which the world had known up to that time.Halleys comet passed the sun again in 1835. At this CH. X,… … Fig. 128.—Halleys comet, May 29, 1910. Photographed by Barnard atfhe Yerkes Observatory. ending in 1835, it would have passed its perihelion in July,1912. Instead of this, it passed its perihelion on April 19,1910. The perturbations of the remote planets reduced its 336 AN INTRODUCTION TO ASTRONOMY…
Astronomy
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