Deinococcus radiodurans has enough radiation resistance to handle the trip from Mars to Earth (or vice versa). And that's just one we know about. We are very, v

Deinococcus radiodurans has enough radiation resistance to handle the trip from Mars to Earth (or vice versa). And that's just one we know about. We are very, very far from having ever performed an exhaustive catalog of all bacterial species, let alone one which determined the full range of bacterial radiation resistance.