Are you saying that this proves life on earth came from another planet? Just because a few bacteria can survive in space that isn't proof. Actually, bacteria being able to somehow get off a planet, survive in space, and survive re-entry doesn't prove that is how life got here -- only that it is possible.
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Are you saying that this proves life on earth came from another planet? Just because a few bacteria can survive in space that isn't proof. Actually, bacteria being able to somehow get off a planet, survive in space, and survive re-entry doesn't prove that is how life got here -- only that it is possible.