Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
852. Figures 9 and 10.—Saturns rings.—Fig. 9 repre-sents Saturn as seen tlirougli the telescope. The light of the rings ismore brilliant than that of the planet. The rings lie in the plane of Fig … the planets equator, and revolve around their centre of motion in thesame time that the planet revolves on its axis. As the axis of the planet, like that of all the other planets, joresere?e.9its parallelism in all parts of its orbit, the rings, as seen from the earth,will A^ary in appearance, as…
Physics · Astronomy
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