Newcomb, Simon, 1835-1909, Holden, Edward Singleton, 1846-1914, joint author · New York, H. Holt and Company · leaf 164
ourse of ages, become so eccentric, that, approachingnear the sun at one time and receding far away from it atanother, the variations of temperature would be destruc-tive to life. Tliis problem was first solved by La Grange.He showed that the changes could not go on forever, butthat each… … Pig. the planet moves, and let C be the centre of the ellipse.Let a straight line SB emanate from the sun to B,another line pass from B to Z>, and so on ; the number ofthese hues being equal to that of the planets, and the lastone terminating in C, the centre of the ellipse. Then theline S B…
Astronomy
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