Occurrence of planetary rings with shepherds

被引:6
作者
Benet, L [1 ]
机构
[1] Max Planck Inst Kernphys, D-69029 Heidelberg, Germany
关键词
planetary rings; shepherd moons; periodic orbits;
D O I
10.1023/A:1013371423194
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We consider the system of planetary rings with shepherds as a restricted three or four-body problem, neglecting interactions between ring particles. We show that the generic occurrence of rings for the case of rotating short-range potentials can be extended to the case of gravitational potentials. The consecutive collision periodic orbits created by saddle-center bifurcations are of central importance.
引用
收藏
页码:123 / 128
页数:6
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