Mattison, Hiram, 1811-1868 · New York, Huntington and Savage, Mason and Law · leaf 165
of a cut section of our firmament of stars,which exhibits the increase in a plane only ; whereas our Sun seems to be imbeddedin the midst of a magnificent cluster, the stars of which we view around us in everydirection.] 769. Is any thing known of the actual Magnitude of the Stars ?Nothing very… … PEIMARY ASTRONOMY. 159 LESSON XXXVI. OF DOUBLE, VARIABLE, AND TEMPORARY STARS. 770. What are Double Stars ? Such as appear single to the naked eye, but when ex-amined by the telescope are found to be double. [1. The North Pole Star appears like a small single star to the naked eye, but with…
Astronomy
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