Collins, A. Frederick (Archie Frederick), 1869- · New York, London, D. Appleton and company · leaf 73
utrather he is a ball surrounded by clouds of hot vapor. Still he 52 THE BOOK OF THE STARS is not hot enough to give out any light himself, but like the restof the planets he shines by the reflected light of the Sun. Fig.56 is a view of Jupiter as seen through a telescope; one of themoons, and its… … Fig. 57.—Saturn. Jupiter is 483 millions of miles from the Sun. His diameter is 87,000 miles. His day is about 10 of our hours long. His year is almost 12 of our years long. Seeing Saturn.—It is not quite as easy to single out Sat-urn with the naked eye, for his light is just about as bright…
Astronomy · Stars
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