Because we're finding water in a potentially liquid state everywhere now it seems. I like the fact that the water is laced with ammonia, methanol, and various salts and therefore acts as its own anti-freeze.
http://blogs.discoverychannel.co.uk/discovery-news/2009/07/saturns-moon-...
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Radioactive Ape Designs: ENnie and Indie Award nominated publisher of Atomic Highway!
http://radioactiveapedesigns.com