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
Aurora (fictional planet) Aurora (fictional planet) Aurora is a fictional planet in Isaac Asimov's "Robot" series. It was the first world settled by the Spacers, originally named 'New Earth'; it was located 3.7 parsecs (12 light years) from Earth. In Asimov's fictional universe, the innermost planet orbiting Tau Ceti was mankind's very first extrasolar planetary settlement, established in 2065. Originally named "New Earth", in later millennia the planet would be renamed "Aurora", which means "dawn", to signify the dawning of a new age for the Spacer culture. It was also considered the strongest of the Spacer worlds, and was their "de facto" leader.