A high-school astronomy: in which the descriptive, physical, and practical are combined .. (1859)
Mattison, Hiram, 1811-1868 · New York, Mason brothers · leaf 129
ote at 178.) By watch-ing them for a few evenings,they will be seen to changetheir places, and to occupy dif-ferent positions. At times,only one or two may be seen,as the others are either betweenthe observer and the planet, orbeyond the primary, or eclipsedby his shadow. 264. The size of these… … 4th. COMPARATIVE DISTANCES OF JUPITERS MOONS. 3d. 2d. 1st. 262. What said of the calculation of eclipses ? What does this demon-strate and illustrate ? 263. How many moons has Jupiter ? How seen ? Why not all seen at once ? 264. Their size ? Distances ? Periods ? Why so rapid ? SATELLITES OF THE…
Astronomy
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