Rings of Uranus: Invisible and Impossible?

See allHide authors and affiliations

Science  08 Jun 1979:
Vol. 204, Issue 4397, pp. 1076-1077
DOI: 10.1126/science.204.4397.1076


Neither the dynamical nor the optical properties of the rings of Uranus are easily understood, unless it is assumed that they are not rings in the ordinary sense but simply volatile material in the orbits of several individual small satellites. It is possible that other natural satellites may also leave such rings in their wakes.