Howe, Herbert A. (Herbert Alonzo), 1858-1926 · Meadville, Penna., Flood and Vincent · leaf 309
ty, but Y« f^^, / those whlch are ■ ■■ - >>^- *^^~;.r-..-^* . * invisible without syly .Z.-./ .-J Jr. • telescopic aid are Fig. 133.—Outlines of Dark Structures arranged very in the galaxy. differently. They are most thickly crowded in the Milky Way. On eitherthe skvUti°n in S^e °* xt t^ie… … The Fixed Stars. 303 tains on the average thirty times as many stars as anequal area at either galactic pole. We have already learned how the stars are dividedinto constellations, how they are named, how their bright- A photographic ■> fe catalogue. ness is estimated in magnitudes, and how…
Astronomy
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