Lowell, Percival, 1855-1916 · New York, The Macmillan company · leaf 144
thin, the rings are neverthelesssome eighty miles through. Now it is evident that any disturbance in so closelypacked a system of small bodies as that constitutingSaturns rings must result in collisions between thebodies concerned. Particles pulled out or in mustcome in contact with others pursuing… … in the plane in which either particle was previously moving, both will be thrown more or less out of the general plane of their fellows, and the ring at that point, even if originally flat, will not remain so. For the ring, though very narrow relatively, has a real thickness, quite sufficient for…
Cosmogony
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