@EditorMark I don’t know; “Saturn’s rings not eccentric; they are centered around its gravitational core”: better than “…on its GC” to me.
@EditorMark I don’t know; “Saturn’s rings not ecce…
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@EditorMark I don’t know; “Saturn’s rings not eccentric; they are centered around its gravitational core”: better than “…on its GC” to me.
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