Fantastic science novel. In this immersive story, The main character is a lonely survivor and who gradually in the vast, and unfriendly universe, discovering secrets and information, as his civilization sail across the mostly nothingness of the universe.
Along his journey, he advances all the way from modern technology of nuclear energy to controlling the whole universe. He encounters thousands of civilization of different size, social structure and technology.
The book also focus to explain the science and the thought process of figuring out new technology, and analysis the psychological battle between the leaders of enemy civilizations.