work of the following images: File:Enceladus_"Cold_Geyser"_Model_PIA07799.jpg licensed with PD-USGov-NASA 2006-03-11T17:29:08Z Stanlekub 960x720 (67601
rock at the center and ice outside). Derivative works of this file: Gueiserfred.jpg English applies to jurisdiction: United States of America determination