Enceladus anyone?

For the enterprising types, why not ruin the environment and life on earth if you can eventually move to another planet? Or moon? How about Enceladus, one of Jupiter's tiny moons.

Tiny Saturn Moon ID'd As Good Candidate For Alien Life

The only catch? There's no atmosphere.

Scientists for the first time have gathered comprehensive evidence suggesting Enceladus may have all the necessary ingredients to harbor life in the ocean beneath its icy crust.

There's always Europa or Mars.