Lego Space Space subtheme in which the entire theme is "good", "bad", or "civilian". Life on Mars is a space theme released in 2001, around a time of increased curiosity about the red planet. The theme revolved around the concept of the lifeforms that could possibly exist on Mars. This was the first Space theme to feature two types of minifigures: human astronauts and Martian aliens. The sets denote peaceful coexistence between the two species on the planet Mars. The "Life on Mars" theme pioneered several unique aspects in Lego in general. It was the first Lego theme to utilize a pneumatic
Mission to Mars: My Vision for Space Exploration Mission to Mars: My Vision for Space Exploration Mission to Mars: My Vision for Space Exploration is a 2013 book written by retired NASA astronaut Buzz Aldrin and Leonard David. The book was released on May 7, 2013 by National Geographic Books. In the book, Aldrin outlines his plan for humans to be able to colonize Mars by the year 2035. The books goes over a number of past and then current space concepts, policy, and future mission concepts. He encouraged future missions to not focus on strictly on Mars exploration, but also on Mars settlement. The books goes beyond