Main Page | See live article | Alphabetical index In the Dune world of Frank Herbert, a Guild Navigator is the human controlling the travel of a Heighliner. The navigators are specially selected for their ability of prescience under the influence of large amounts of Melange. Continuous immersion in highly concentrated orange spice gas - which is also their sole nutrient - mutates them to very large heads with atrophied bodies. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.