You should have a look at some of the preliminary work being looked at for exploration of Europa, http://www.ted.com/talks/bill_stone_explores_the_earth_and_spa

You should have a look at some of the preliminary work being looked at for exploration of Europa, http://www.ted.com/talks/bill_stone_explores_the_earth_and_space.html http://www.ted.com/talks/bill_stone_explores_the_earth_and_s... is one starting point though there is plenty if you browse the googles