"Brother and Sister and the Navigator of the Milky Way" is the story of a little boy, a child prodigy and a disabled person, who creates a "thought projector" to communicate with friends, to share with them the life of his mind and knowledge of the world. This is a story about friendship and love, and about kindred spirits, brother and sister, who understand each other without words, just by thoughts. Four teenagers, a brother and sister and friends they know through them, because of the invention of their young friend, find themselves in a story full of adventures and real dangers, and find a protector and mentor who reveals and develops their abilities. Investigation of a real case, scientific expeditions in search of native roots, joint creativity, the historical spirit of epics and the literary poetic soul, and - a whole Universe of life of unique consciousnesses and imaginations on the path to true knowledge and truth, in which there is power and meaning.