File:The fireside university of modern invention, discovery, industry and art for home circle study and entertainment (1902) (14779612885).jpg

Identifier: firesideuniversi01mcgo (find matches)
Title: The fireside university of modern invention, discovery, industry and art for home circle study and entertainment
Year: 1902 (1900s)
Authors: McGovern, John. (from old catalog)
Subjects: Science
Publisher: Chicago, Union pub. house
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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avel across his disk at a terrificspeed, and this far-off World, whose condition should be so verypeaceful, seems in reality, to be a sort of celestial dervish, theauthor of his own woes, in this manner of furious turbulencecomparing much more closely with the Sun than with the Earth.The spots and bands seen on his face, exhibit all the eccentrici-ties of Sun-spots, when once it is considered that the heat bywhich they are created is much less intense. Jupiter pre-sents to the human eye the appearance of a beautiful Star,passing to all parts of the skies, and like Venus, capableof casting a shadow by his own unaided light. He has beenknown since the dawn of tradition. Where is Saturn ? As we travel off into outer space, as seen in Bodes law, thedistances more than double between each station, and when thePlanet Saturn is reached, we are eight hundred and seventy-twomillions, one hundred and thirty-five thousand miles away fromthe Sun. We are now at the confines of fhe Solar System, as
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(R JOHN FREDERICK WM. HERSCHEL, P. H ASTRONOMY. 481 known for thousands of years, and it is little wonder that theancients were content with a sweep of such majestic proportions.The sister-World which journeys in that cold region, has been thecause of endless speculation for nearly four hundred years.Around the body of the Planet, and evidently moving by itselfabout the mother-World, is a system of rings one hundred andseventy miles in diameter and forty thousand miles broad,which would leave the inside or the inner ring lifted ninetythousand miles into Saturns heavens. These rings are so thin,as to be entirely invisible when presented edgewise to a largetelescope, and therefore disappear during that portion of hiscircuit in which such a position is assumed toward the Earth.Their entire thickness has been estimated as low as fifty miles.Saturn is one of the giant Worlds, being seventy-one thousandnine hundred and four miles in diameter, which is a volumethree times as large as all the

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