...The dazzling Sirius reigns 92,000,000,000,000 kilometers(57,000,000,000,000 miles), the pale Vega at 204,000,000,000,000... 
Camille Flammarion Frances A. Welby 「Astronomy for Amateurs」
...But except that hergreater brilliancy marks her as especially appropriate to theexpression, Sirius or any other in its capacity of morning star would besuitable as an explanation of the term...
E. Walter Maunder 「The Astronomy of the Bible」
...Thus we see Orion and thePleiades and Sirius in the winter, not in the summer, but the Scorpionand Sagittarius in the summer...
E. Walter Maunder 「The Astronomy of the Bible」
...—In 1718 Halley detectedthe proper motions of Arcturus and Sirius...
George Forbes 「History of Astronomy」
...In 1844, in a letter to Sir John Herschel, he attributed these irregularities in each case to theattraction of an invisible companion, the period of revolution of Sirius beingabout half a century...
George Forbes 「History of Astronomy」
...Half of his stars belonged to the first class,including Sirius, Vega, Regulus, Altair...
George Forbes 「History of Astronomy」
...It rises in this latitudea little north of east about half an hour before Sirius, the Dog Star,hence it was called Procyon from two Greek words which signify "beforethe dog...
William Tyler Olcott 「A Field Book of the Stars」
...The dies caniculares, or dog-days, were reckonedto begin twenty days before, and to continue for twenty days after, theheliacal rising of Sirius, the dog-star...
Thomas Orchard 「The Astronomy of Milton's 'Paradise Lost'」
...A vast mass ofobservations as to the place of Sirius among the stars had thus beenaccumulated, and it was found that, like many other stars, Sirius hadwhat astronomers call proper motion...
Robert Stawell Ball 「The Story of the Heavens」
...The companion of Sirius is a difficultobject to observe, and previous to 1896 it had only been followedthrough an arc of 90°...
Robert Stawell Ball 「The Story of the Heavens」
...We also know the distance from Sirius to hiscompanion, and we may take it to be about twenty-one times the distancefrom the earth to the sun...
Robert Stawell Ball 「The Story of the Heavens」
...Hence, then,the attractive power of Sirius must bear to the attractive power of thesun the proportion which the square of ninety-nine has to the square offifty-two...
Robert Stawell Ball 「The Story of the Heavens」
便利！手書き漢字入力検索