: Move survive speculations react artificial American astronaut Buzz Aldrin walked on the moon in 1969 Now he believes that humans should square 7 colonies on Mars. In this way, humans will square as a "two-planet species" with advanced space technology. While some people square to his ideas as foolish square 1. to his ideas as others agree with the idea of colonizing Mars . Will humans succeed in creating a/an square . environment on the Red Planet? Malik, Tariq. (May 7,2013 ) "Buzz Aldrin Says Humanity's Future Is on Mars." SPACE.com