Human mission to Mars propellant from the Martian Atmosphere. This proposal drew on concepts developed by the former "Case for Mars" conference series. Over the next decade, Zubrin developed it into a mission concept, Mars Direct, which he presented in a book, "The Case for Mars" (1996). The mission is advocated by the Mars Society, which Zubrin founded in 1998, as practical and affordable. In 1991 in Toulouse, France, the International Space University studied an international human Mars mission. They proposed a crew of 8 traveling to Mars in a nuclear-powered vessel with artificial gravity provided by rotation. On the surface, 40 tonne habitats
Saula (fictional planet) and a postponement of official expedition, the discovery of fellow humans and traces left by Wanderers on Saula apparently wasn't unexpected. No information on subsequent progressor work on Saula is available. Saula (fictional planet) Saula is a fictional planet described in ""An Attempt to Escape" ("Попытка к бегству")" by Boris and Arkady Strugatsky. This planet is a part of the so-called Noon Universe and presents a world in an early feudalistic stage (opposite to e.g. late feudalism of Arkanar). The planet was named after Saul (Savel) Repnin, one of the space explorers who discovered it in 2141 AD. Saula is