... Titan s Cryovolcano . ... Credit Copyright: VIMS Team , U. Arizona , ESA , NASA Explanation: Investigators suspect the domed feature detailed above is an ice volcano, or cryovolcano, seen in infrared light through the hazy atmosphere on Saturn's moon Titan . Since Titan's surface temperature is around -180 degrees Celsius, 'lava' welling up to form the volcanic mound would be icy indeed - possibly a slurry of of methane, ammonia, and water ice combined with other ices and hydrocarbons. ...