5 Space Bloggers on When Humans Will Settle outside of Earth - I Look Forward To

5 Space Bloggers on When Humans Will Settle outside of Earth - I Look Forward To: "One world is not enough and humans won’t confine themselves to earth forever. At some point, we’ll begin to inhabit other parts of the universe. But how far away is that? I asked space bloggers Mike Simonsen, Irene Klotz, Ian O’Neill Chris Dann and Leonard David to answer this question, and here’s what they said."