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 401
lae. They are both circular and elliptical inform. Several specimens of this class of nebulae are givenin Fig. 431. 373. Nebulous Stais. — Sometimes one or more minutestars are enveloped in a nebulous haze, and are hencecalled nebulous stars. Several of these nebulae are shownin Fig. 432. 374.… … ASTRONOMY. 375 ever, a great variety of spiral forms. We shall have occa-sion to speak of these nebulae again (381-383). 375. Double and Multiple NebuIce. — Many double and 1 2 4 5 5 6 Fig. 432. multiple nebulae have been observed, some of which arerepresented in Fig. 434. Fig. 435 shows what…
Astronomy
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