Mars mainly phyllosilicates and other minerals known from Mars, point toward an origin of Phobos from material ejected by an impact on Mars that reaccreted in Martian orbit, similar to the prevailing theory for the origin of Earth's moon. Although the VNIR spectra of the moons of Mars resemble those of outer-belt asteroids, the thermal infrared spectra of Phobos are reported to be inconsistent with chondrites of any class. Mars may have moons smaller than in diameter, and a dust ring is predicted to exist between Phobos and Deimos. Dozens of crewless spacecraft, including orbiters, landers, and rovers, have been sent
Mars One Chief Medical Officer Norbert Kraft, Mission Concept Artist Bryan Versteeg, Senior Marketing Strategist KC Frank, and Chief Information Officer Tom Van Braeckel. Mars One's team of advisers consists of over 30 industry and scientific experts, including Mason Peck, Peter Smith, James Kass, K.R. Sridhara Murthi, Esther Dyson, and Robert Zubrin. Mars One is not an aerospace company and will not manufacture hardware. Lansdorp assumes all major components are available in the aerospace market, and he thinks he has identified at least one potential supplier for each component of the mission. SpaceX mentioned that they had been contacted by Mars One,