A high-school astronomy: in which the descriptive, physical, and practical are combined .. (1859)
Mattison, Hiram, 1811-1868 · New York, Mason brothers · leaf 205
by the moon. 452. Some of these clusters have a very irregular out-line. These are generally less rich in stars, and especi-ally less condensed toward the center. They are also lessdefinite in point of outline. In some of them, the starsare nearly all of a size; in others, extremely different.It is… … NEBULAE. •zOl LUation RICH CLUSTER IN BERENICES HAIR. brighter than the rest, occupying a conspicuousin them. 453. It is by no means improbable that the individualstars of these clusters are suns like our own, the centersof so many distinct systems, and that their mutual dis-tances are equal to…
Astronomy
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