Titan's North Pole (IMAGE) American Geophysical Union Caption A view of Titan's northern pole reveals many hydrocarbon lakes and seas. Titan is the only other celestial body, in addition to Earth, where erosion actively etches its surface. Credit Credit: NASA, JPL-Caltech, ASI, and USGS 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.