Elements of astronomy: accompanied with numerous illustrations, a colored representation of the solar, stellar, and nebular spectra, and celestial charts of the northern and the southern hemisphere (1875)
Lockyer, Norman, Sir, 1836-1920 · New York, D. Appleton and company · leaf 152
l-oped in a great shell of cloudy atmosphere, in one of theearly stages of its history, before its crust had cooled down(Art. 214). The future ocean of Jupiter may now in likemanner be spread about him, in the form of a blanket ofcloud, 20,000 miles or more in thickness. 278. Besides the changing… … Fig. 61.—Jupitek and his Four Moons. their various positions in their orbits, the satellites some-times appear at a great distance from their primary; some-times they come between us and the planet, appearing nowas bright and now as dark spots on its surface. At othertimes they pass between the…
Astronomy
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