New data from the Arecibo radio telescope in Puerto Rico seem to hint that this is the case, but only the Cassini orbiter and the Huygens probe can provide confirmation.

• 由波多黎各的阿雷西波望远镜获得的新资料似乎暗示这个情形，但是只有卡西尼号轨道船和惠更斯号探测器能加以确认。