Mars to Stay to 30, thereby beginning a Martian settlement. Since the Martian surface offers all the natural resources and elements necessary to sustain a robust, mature, industrialized human settlement—unlike, for example the Moon—a permanent Martian settlement is thought to be the most effective way to ensure that humanity becomes a space-faring, multi-planet species. Through the use of digital fabricators and in vitro fertilisation it is assumed a permanent human settlement on Mars can grow organically from an original thirty to forty pioneers. A Mars to Stay mission following Aldrin's proposal would enlist astronauts in the following timeline: As Aldrin has said, "who
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