Its moon Phobos orbits the planet in 7 hours, rises in the west, & sets in the east
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more at http://solarsystem.nasa.gov/planets/profile.cfm?Object=Mars&amp... [DOC] [TLE] Wikijunior:Solar System/Mars/Phobos - Wikibooks, open books for ... [PAR] Phobos orbits Mars closer than any other moon in our Solar System.