Astronomy for the use of schools and academies (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908, Rolfe, W. J. (William James), 1827-1910 · New York : Potter, Ainsworth, & Co. · leaf 254
ries within much widerlimits than that of Mercury. When Venus is at inferiorconjunction, her distance from the earth is ninety-twomillion miles minus sixty-seven million miles, or twenty-five million miles; and when at superior conjunction it isninety-two million miles plus sixty-seven million… … Fig. 258. variation in the distance of Venus from the earth, herapparent diameter varies from about ten seconds to aboutsixty-six seconds. Fig. 258 shows the apparent size ofVenus at her extreme and mean distances from the earth. 228. Volume and Density of Venus. — The real size ofVenus is about…
Astronomy
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