Elements of astronomy: accompanied with numerous illustrations, a colored representation of the solar, stellar, and nebular spectra, and celestial charts of the northern and the southern hemisphere (1875)
Lockyer, Norman, Sir, 1836-1920 · New York, D. Appleton and company · leaf 161
tate ontheir axes, like the larger planets. 295. Mode of Discovery,—The minor planets lately dis-covered shine as stars of the tenth or eleventh magnitude;and the only way in which they can be detected, there-fore, is to compare the star-charts of different parts of theheavens with the heavens… … latter case, either a new planet or a comet has been dis-covered. teroids resemble those of the comets ? How do the orbits of Pallas and Massiliadiffer in inclination to the plane of the ecliptic ? 294. Of what are there evidencesin the case of some of the asteroids ? 295. Describe the mode of…
Astronomy
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