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
Revenge of the Mysterons from Mars survey the Mysterons' planet, Mars, with a space probe is threatened when a scientist attached to the project is killed and duplicated by the Mysterons ("Shadow of Fear"). After the Lunar Controller boldly declares the Moon's independence from Earth in its fight against the Mysterons, Captains Scarlet, Blue and Lieutenant Green are dispatched to the colony Lunarville 7 to investigate reports of an unidentified complex being built on the far side of the Moon ("Lunarville 7"). After reporting back to Cloudbase, Scarlet, Blue and Green return to the Moon to remove the power source from the Mysteron complex in Crater