And by alien I mean any kind of life, it doesn't have to be sentient.
Personally, I think Europa or Mars might have microbes somewhere.
And by alien I mean any kind of life, it doesn't have to be sentient.
Personally, I think Europa or Mars might have microbes somewhere.
Earth. If there's any aliens in the Solar system, they can clearly hide from us pretty well, and I'm not really sure what they'd be interested in on any other planet...