Lightpaths

From the Ace Books first edition (back cover & summary page): Welcome to the Orbital Complex - A self-contained city above the Earth, an oribiting Utopia of four thousand permanent residents. All of whom are about to learn that there is no such place as Utopia. All of them were scientists. Roger Cortland a famous man with a taste for virtual reality came to the Orbital Complex to continue his life's work. Marrissa Correa came to work with Cortland, and observe this theoretical Utopian society up close. Jhana Meniskos came to work in "Orbital Park", the stations biodiversity preserve. But no Utopia is safe - from corruption, from sabotage, from corporate poison. And then this perfect world begins to unravel - attacked from Earth and from within - all three will have to fight to protect their work and their lives.