Starship Asterisk*

Actually, I watched a tv program on PBS's NOVA series about the Cassini/Huygens mission. http://www.pbs.org/wgbh/nova/titan/about.html This program discussed the determination of the age of the rings around Saturn and the facts regarding Enceladus and the water/ice emissions. The idea of Saturn ring...

The old ice in Saturn's rings is old ice, becoming newer as the rings grow more distant from the planet. Enceladus seems to be erupting ice which is, most likely, being picked up by Saturn to form the outer rings. Question: If Enceladus has been erupting ice for hundreds of thousands of years, is it...