Elementary astronomy; a beginner's text-book (1899)
Holden, Edward Singleton, 1846-1914 · New York, H. Holt and company · leaf 278
t character that entirely confirmed Romers conclusions.Bradley discovered that the stars are not seen in their true places,but that each star is displaced by a small angle (never more than21). This displacement occurs because the Earth is moving amongthe stars with a velocity that is comparable… … ABERRATION. 257 student may imagine AB to be a rod which an observer at B seeksto point at the star 8. It is evident that he must point this rod insuch a way that the ray of light shall runaccurately along its length. If the observer(and the Earth) were at rest at B he willpoint the rod along the…
Astronomy
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