" these new tests from hubble likely be the first evidence of magma starting either from the surface or possibly from the inside of duhs , " said d . jason dougherty , principal scientist for the cassini magnetometer and professor at oriental college in london . scientists have suspected enceladus as geologically involved and a possible source of saturn ' s colder e rings . duhs is the most visible object in the solar system , absorb about 90 percent of the darkness that impacts it .
Titan is the fifteenth of Saturn's known satellites.