File:The story of the sun, moon, and stars (1898) (14778556802).jpg

Identifier: storyofsunmoonst00gibe (find matches)
Title: The story of the sun, moon, and stars
Year: 1898 (1890s)
Authors: Giberne, Agnes, 1845- (from old catalog)
Subjects: Astronomy
Publisher: Cincinnati, National book company
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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nts than the movements of other stars, thoughless rapid both to the eye and in reality than those of61 Cygni. Alpha Centauris rate of motion is somethirteen miles each second. And this, so far as we yet know, is our suns near-est neighbor in the heavens outside his own familycircle. Strange to say, Alpha Centauri, like 61 Cygni, con-sists, not of a single star, but of a pair of stars. It isa two-sun system—whether or no surrounded by plan-ets can not be told. We can only reason from whatwe see to what we do not see. And as God did notform our earth in vain, and did not form our sunin vain, so we firmly believe that he did not formin vain any one of his myriads of suns scatteredthrough space. What is, has been, or will be theparticular use of each one, it would be rash to at- SOME PARTICULAR SUNS. 28l tempt to say. But that many among them have, likeour own sun, systems of worlds revolving round them,we may safely consider very probable. The two suns of the Alpha Centauri double-star
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STARS WHOSE DISTANCES ARE BEST KNOWN. (See Table.) are separated by a distance about twenty-two times asgreat as the distance of the earth from the sun, yet tothe naked eye they show as a single star. Here againone is much smaller than the other; and the smallerrevolves round the larger in about eighty-five years.It is believed that the two together would form a 282 STORY OF THE SUN, MOON, AND STARS. sun about twice as large and heavy as our sun. Thisbelief is strengthened by the great brilliancy of AlphaCentauri. Our own sun, placed at that distance fromus, would shine only one-third as brightly as he does STARS WHOSE DISTANCES ARE BEST KNOWN. I2 3456 78 9ioII 12 1314 1516 17 iS19 20212223 NAME OF STAR. Alpha Centauri,6i Cygni, . . .2,398, Draco, .Sirius, ....9,352, Lacaille,Procyon, . . .Lalande, 21,258,O^Ltzen, 11,677,Sigma DraconisAldebaran, . .Epsilon Indi, .CEltzen, 17,4151,516, Draco, .Omicrou Eridani,Altair, ....Bradley, 3,077,Eta Cassiopeise Vega, Capella,....Arcturus, . . .P

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