Cross-Section of Crust of Enceladus (IMAGE) NASA/Goddard Space Flight Center Caption Artist rendering showing an interior cross-section of the crust of Enceladus, which shows how hydrothermal activity may be causing the plumes of water at the moon's surface. Credit Credits: NASA-GSFC/SVS, NASA/JPL-Caltech/Southwest Research Institute Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.