system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why is it important for spaceships to be sterilized before going into space?
gpt
It's important if the spaceship is going to another planet or anything else that could possibly sustain life of any kind (e.g., Jupiter's moon Europa). This is because we want to make sure we're not dumping some of our own life forms on that celestial body.