Aside from the fact that landers/rovers are sterilized before being loaded on to rockets? NASA is careful that way, don’t want to kill off the Martians with an accidental sneeze before they have a chance to destroy New Jersey and thus significantly improve the cultural value of the Earth.
Aside from the fact that landers/rovers are sterilized before being loaded on to rockets? NASA is careful that way, don’t want to kill off the Martians with an accidental sneeze before they have a chance to destroy New Jersey and thus significantly improve the cultural value of the Earth.