Astronomy, a handy manual for students and others (1918)
Dyson, Frank Watson, Sir, 1868-1939 · New York, E.P. Dutton & Co. · leaf 156
sufficient to show thebelts of Jupiter. Diagram LXVII shows the planetas seen with the 36-inch telescope of the Lick Observa-tory, and drawn by Prof. Barnard in 1890. Thesurface of the planet is continually changing. Brightand dark spots appear, last a few months, and dis-appear. One of the most… … Diag. LXVIL—Jupiter. 1890, and still more in 1891- It has since grownfainter again, but was just visible in 1907. Observations of spots show that the velocity ofrotation of Jupiter, like that of the Sun, varies indifferent latitudes. The following table and diagramis given by Mr. Stanley Williams.…
Astronomy
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