土星光环在这张照片的右上角展开。
Saturn's rings stretch across the upper right portion of this view.
这些不同的颜色确切地表明了土星光环的组成部分。
The different colors show exactly what the rings are made of.
这一优秀的模型密切了观测与理论之间的联系，改变了我们对土星光环的认识。
This elegant model could provide the missing links between a suite of observational and theoretical results that have changed our understanding of Saturn's rings.
这张由美国宇航局发布的图像显示了由于小月亮普罗米修斯影响，赫然显现的两个土星光环。
The effects of the small moon Prometheus loom large on two of Saturn's rings in this image released by NASA.
在未来某个世纪，土星光环上也许会歌声荡漾，那将是数以万计的电子智能在高歌。
In another century, the rings of Saturn may be singing with trillions of electronic intelligences.
泰坦左下靠近土星光环的是土卫一弥玛斯，在土星赤道云层上投下小得多的投影。
Below Titan, near the ring plane and to the left is the moon Mimas, casting a muchs maller shadow onto Saturn's equatorial cloud tops.
从图中我们可以看到有名的土星光环和右下方的两个暗点，即瑞亚和狄俄涅卫星。
Saturn's famous rings are visible along with two of its moons, Rhea and Dione which appear as faint dots in the right and lower right part of the picture.
一般土星环的厚度不过几米，而这个新发现的巨型土星光环的厚度约有155万英里。
While Saturn's regular rings are only metres thick, the new one is around 1.55m miles thick.
旅行者除了帮助我们增进对土星的卫星了解外，还使我们丰富了有关土星光环的知识。
In addition to helping us learn more about Saturn's moons, voyager added to our knowledge of Saturn's rings.
确实，卡西尼探测器的观测表明在土星光环外沿生长过程仍作用在土卫pan和Atlas上。
Indeed, observations made with the Cassini spacecraft have shown that accretion processes are still active at the outer edge of Saturn's rings and on the satellites Pan and Atlas.
尽管，许多卫星在36000千米处形成一个类似土星光环的环，但这个高度的卫星都需要花费24小时绕地球一圈。因此，它们一直在地球上空的同一点盘旋。
Many, though, form a ring like Saturn's at a distance of 36,000km, the place at which an object takes 24 hours to orbit the Earth and thus hovers continuously over the same point of the planet.
研究人员研究了美国宇航局卡西尼号轨道飞行器对土星光环为期六年的观测，卡西尼号轨道飞行器能够探测出冰及遮住冰层的彩色污染物，例如铁和碳氢化合物。
Researchers examined six years of Saturn observations from NASA's Cassini orbiter, which can detect ice as well as the colorful contaminants that obscure it, such as iron or hydrocarbons.
土星可算是太阳系中较为奇特的一颗行星，在望远镜中看来，它的外表犹如一顶草帽，在圆球形的星体周围有一圈很宽的“帽沿”，这就是土星光环，又称土星环。
In 1610, the year after Galileo first turned a telescope to the sky; he became the very first person to observe Saturn's rings, though he could not see them well enough to discern their true nature.
土星可算是太阳系中较为奇特的一颗行星，在望远镜中看来，它的外表犹如一顶草帽，在圆球形的星体周围有一圈很宽的“帽沿”，这就是土星光环，又称土星环。
In 1610, the year after Galileo first turned a telescope to the sky; he became the very first person to observe Saturn's rings, though he could not see them well enough to discern their true nature.
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