Obviously getting to the moon is step one. Getting to Venus and Mars are at least on a comparable level of difficulty, and Mars is much more like the moon than

Obviously getting to the moon is step one. Getting to Venus and Mars are at least on a comparable level of difficulty, and Mars is much more like the moon than Venus is, so we're already used to getting around it. I think it's more a case of going with the devil you know, even if Venus might be better overall for various reasons.