via Dan Sicko
Soon after orbital insertion, Cassini returned its best look yet at the heavily cratered moon Mimas (398 kilometers, 247 miles across). The enormous crater at the top of this image, named Herschel, is about 130 kilometers (80 miles) wide and 10 kilometers (6 miles) deep. (link)
NASA/JPL/Space Science Institute
Sic transit gloria Monday!