The heavens above: a popular handbook of astronomy (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908 · New York, Chicago, Potter, Ainsworth, & Co. · leaf 401
ey are calledannular nebute. They are both circular and elliptical inform. Several specimens of this class of nebulae are givenin Fig. 431. 373. Nebulous Stars.-—-Sometimes one or more minutestars are enveloped in a nebulous haze, and are hencecalled nebulous stays. Several of these nebulae are… … Fig- 431- 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 Nebula. — Many (torthle and « Kg- 432-multiple nebulae have been observed, some of which arerepresented in Fig. 434. Fig. 435 shows what…
Astronomy
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