Mimas, Rings, and Shadows . ... Credit Copyright: Cassini Imaging Team , SSI , JPL , ESA , NASA Explanation: Caught in sunlight, icy moon Mimas shines above a broad shadow across gas giant Saturn . ... While the B and C rings are otherwise not visible here, the very narrow outer F ring lies toward the bottom of the image as well as a section of the partly transparent A ring and its 300 kilometer wide Encke gap crisscrossing the ring shadows. ... NASA Web Site Statements, Warnings, and Disclaimers . ...