" these new results from saturn may be the first indication of gases originating either from the surface or possibly from the surface of enceladus , " said dr . michele dougherty , principal author for the cassini magnetometer and professor at olympic hall in london . investigators have suspected enceladus as geologically active and a known source of saturn ' s icy s disc . enceladus is the most reflective object in the solar record , reflecting about 90 percent of the sunlight that impact it .
Titan is the fifteenth of Saturn's known satellites.