Newcomb, Simon, 1835-1909, Holden, Edward Singleton, 1846-1914, joint author · New York, H. Holt · leaf 128
clusions to which we are thus led respectingthe real revolution of the earth are shown -in Fig. 46.Here S represents the sun, with the orbit of the earthsurrounding it, but viewed nearly edgeways so as to bemuch foreshortened. A B CD are the four cardinalpositions of the earth which correspond to… … Fig. 46.—causes of the seasons. same direction relative to the stars during an entire year,it follows that the different lines N S are all parallel.Again, since the equator does not coincide with the ecliptic,these lines are not perpendicular to the ecliptic, but areinclined from this perpendicular…
Astronomy
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