ocr: 00 ) T PERSPECTIVES. AND PROJECTS DEIMOS PROJECTI a Space exploration has obviously suffered from budget MARS ONE PROJECT restrictions. In 1969, after US astronauts had taken their first steps on the Moon, NASA was looking toward a manned mission to Mars as early as 1980. Of course, these plans were not carried out; instead, unmanned craft were launched to the Red Planet, first the Mariner probe, then the Viking I and 2 landers in 1975. The United States did not attempt another Mars mission for 151 years, when it launched Mars Observer. Unfortunately, after a month, this probe went dead and a ...