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
Space Gun (video game) Space Gun (video game) The game is set in a fictional future, in the year 2039, where humans have begun deep space exploration. A distress call is transmitted from a crippled ship near an alien planet. The game's protagonist, a special soldier, responds to the call. Upon boarding the ship, the soldier discovers it has been overrun by hostile aliens. The aliens have captured the human crew for an unknown purpose. The story has sections that take place aboard the space craft and on the planet's surface. The protagonist's overall goal is to rescue as many human hostages as possible,