The geography of the heavens and classbook of astronomy; (1863)
Burritt, Elijah H. (Elijah Hinsdale), 1794-1838, Mattison, Hiram, 1811-1868, Whitall, Henry, 1819-1887? Celestial planisphere. [from old catalog] · New York, Mason brothers; Boston, Mason & Hamlin; [etc., etc.] · leaf 280
osition in space, nor withrespect to each other. But it is a remarkable and well-ascer-tained fact, that both are in a state of constant change. Wehave seen that the plane of the Earths equator is constantlydrawn out <rf place by the unequal attraction of the Sun andMoon acting in different… … SI1 *Je °?rth P?le be 12>500 years hence ? 590. What is the OUiquity of the Ecliptic f*#»1. Is this angle always the same ? What variation of the equinoctial? PRECESSION OF THE EQUINOXES. 279 592. The displacement of the ecliptic, on the contrary, is pro-duced chiefly by the action of the…
Constellations · Stars
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