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 405
Fig. 437- an immense star-cluster, so distant that the highest tele-scopic power cannot resolve it; yet in the largest telescopesit looks less resolvable, and more like a gas, than inthose of moderate size. If it is really a gas, and if the 378 ASTRONOMY. spectrum is continuous throughout the whole… … bright star, or a number of small ones scattered throughthe nebula. With a small telescope this nebula appears elliptical, asin Fig. 439. Fig. 440 shows it as it appeared to Bond, inthe Cambridge refractor. 378. The Great Nebula of Orion.—The nebula which,above all others, has occupied the…
Astronomy
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