After having contaminated Earth's Oceans, it seems that there are
plans to send a probe drilling through Europa's ice sheet and explore
the purported ocean below the crust. The plan seems to be to find Life
there. But I wonder how long the time lag will be between the probe
finding life, and a leak in the radioactive heater wiping all of it
out. What next? Drilling Sedna for oil?

The reports:

http://aittimes.mithuro.com/?action=fullnews&id=20

http://news.bbc.co.uk/2/hi/science/nature/3548139.stm