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恩克环缝
Encke division
- A环内黑暗的空间被称为恩克环缝，尽管这里还有数个小环以及小卫星。
The dark space in the A ring is called the Encke Gap, although several thin knotted ringlets and even the small moon Pan orbit there. - 本文作者之一（萧瓦特）分析了土星恩克环缝的扇形皱褶边，因而找出了一颗先前从未现身的小卫星──土卫十八。
One of us (Showalter) analyzed the scalloped edges of Saturn's Encke division to pinpoint a small satellite, Pan, that had eluded observers.
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