Astronomy for the use of schools and academies (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908, Rolfe, W. J. (William James), 1827-1910 · New York : Potter, Ainsworth, & Co. · leaf 348
ed. Fig. 362. 321. Nature of the Zodiacal Light. — Various attempts have been made to explainthe phenomena of thezodiacal light; but themost probable theoryis, that it is due toan immense number ofmeteors which are re-volving around the sun,and which lie mostlywithin the earths orbit.Each of these… … Fig. 363- III. THE STELLAR UNIVERSE. I. GENERAL ASPECT OF THE HEAVENS. 322. The MagJiitude of the Stars.—The stars that arevisible to the naked eye are divided into six classes, accord-ing to their brightness. The brightest stars are called starsof the first magnitude; the next brightest, those of…
Astronomy
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