1.View from the Top
During its descent, Huygens shot this radar mosaic of Titan´s surface. The dark areas look like rivers emptying into a sea. The image seemed to confirm that Titan is a moon covered with flowing liquid methane.
2.Touchdown on Titan
Once Huygens landed, though, it didn´t spot any liquid methane. Instead it found chunks of water ice. Scientists speculate that the ice forms during the eruption of "ice volcanoes," geyser-like fissures shooting water into the -290