(1998).ISO/media/photogal/graphics_preview/0513.jpg)
Title:[0513] TethysCaption:Saturn's moon Tethys imaged by Voyager 2 on 25 August 1981 from a distance of 594,000 km (368,000 miles). Part of a canyon system that extends two thirds of the way round Tethys is visible on the right.
Copyright:
Credit:A NASA/JPL PHOTO