Flammarion, Camille, 1842-1925, Welby, Frances A. (Frances Alice) tr · New York, D. Appleton and company · leaf 174
dis-covered at the same time, on the same evenings (Jan- 154 THE PLANETS uary 7 and 8, 1610), by the two astronomers who werepointing their telescopes at Jupiter. GaHleo in Italy,and Simon Marius in Germany. On September 9, 1892, Mr. Barnard, astronomer ofthe Lick Observatory, California,… … Fig. 46.—Jupiter and his four principal satellites. The four classical satellites are visible in the smallestinstruments (Fig. 46): the third is the most volumi-nous. Such is the splendid system of the mighty Jupiter.Once, doubtless, this fine planet illuminated the troop ofworlds that derived…
Astronomy
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