The geography of the heavens, and class-book of astronomy: accompanied by a celestial atlas (1873)
Burritt, Elijah H. (Elijah Hinsdale), 1794-1838, Mattison, Hiram, 1811-1868, ed, Whitall, Henry, 1819-1887? Celestial planisphere · New York, Sheldon & company · leaf 277
orbit,over which the Sun has traveled since the creation of the world,amounts to only about 3oVotn Par* °f ms orbit, or about 7minutes—an arc so small, compared with the whole, as to behardly distinguishable from a straight line. The plane of this vast orbit of the Sun is judged to have an… … CHAPTER XII. PRECESSION OF THE EQUINOXES—OBLIQUITY OF THEECLIPTIC. 575. Of all the motions which are going forward in the SolarSystem, there is none, which it is important to notice, moredifficult to comprehend, or to explain, than what is called the PRECESSION OF THE EQUINOXES. The equinoxes, as…
Constellations · Stars
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