Moulton, Forest Ray, 1872-1952 · New York, The Macmillan company · leaf 306
CH. viii, 160] THE SOLAR SYSTEM - 259 supposed that they might be simply the fragments of anoriginal large planet which had been torn to pieces by anexplosion. If such were the case, the different parts in theirorbits around the sun would all pass through the positionoccupied by the planet at the… … Fig. 99. — Photograph of stars showing a planetoid (Egeria) trail in thecenter of the plate. Photographed by Parkhurst at the Yerkes Observatory. origin has been completely abandoned. The orbits of Erosand two other planetoids are interior to the orbit of Mars,while many are within 75,000,000 miles…
Astronomy
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