Iapetus: Moon of SaturnIapetus show the extreme brightness dichotomy on the surface of this peculiar Saturnian moon.Image Credit: NASA/JPL/Space Science Institute Facebook Pinterest X LinkedIn Email https://science.nasa.gov/image-detail/pia11690-3/Copy URL to clipboard> DownloadShareImage CreditNASA/JPL/Space Science InstituteSize1024x1011px