The dark material on Iapetus would look dark brown to the human eye, according to this near-true color image of the Saturnian moon. Why the moon is stained this color closer to a mysterious equatorial ridge and less so at higher latitudes remains a mystery.
Richard Leis is a writer and poet living in Tucson, Arizona. His poetry has been published in Impossible Archetype and is forthcoming from The Laurel Review. A piece of flash fiction is forthcoming from Cold Creek Review. His essays about fairy tales and technology have been published online at Tiny Donkey and Fairy Tale Review’s “Fairy-Tale Files.” Richard is also Downlink Lead for HiRISE at the University of Arizona. View all posts by Richard Leis