Hardy's painting about conflict between civilizations (Picture I) http://crisisofdemocracticstates.blogspot.fi/p/about-ethical-problems-of-other-planets.html Kimmo Huosionmaa There is one big question about the colonization of another planet. That is " if we are ruined our own planet, could we continue that action in another world"? That is the very good philosophical question about ethical space exploration. When we are colonizing other planets, we must ask: "do we want to make that, because we have made our own environment unable to live. When we are thinking about the situation, where we are forced to leave our home planet, do we have ethical right to go to another planet and start to conquer it? Of course, the human being is number one in our own thoughts, and we are civilization, what have got right to be, but when we have polluted our own planet, can we go to another planet and start to act like some conquistadors? And here we must ask the question...