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
Dora the Explorer: Journey to the Purple Planet space door with the keys they found, Dora, Boots, and the aliens finally get to the Purple Planet. Dora and Boots receive a present from the aliens to fly back to Earth, as they bid farewell. The player controls Dora the Explorer, followed by Boots. As the game is played, players collect gems so Isa’s rocket ship can fly to where gems are hidden in treasure. Later in the game, gems are also hidden in logs. If players collect 10 or more gems, Isa’s rocket ship will fly. Players also jump on mushrooms and springboards to jump higher. Before players