James Clerk Maxwell (1831-1879) demonstrates that a solid ring around Saturn would be torn apart by gravitational forces and argues that Saturn’s rings consist of a multitude of tiny satellites
Editors. "Maxwell theorizes on the nature of Saturns rings". The Literary Encyclopedia. First published 01 May 2009; last revised 30 November -1.
[http://www.litencyc.com/php/stopics.php?rec=true&UID=6313, accessed 18 April 2015.]