Download or read book Probability Moon written by Nancy Kress and published by Macmillan. This book was released on 2002-09-16 with total page 322 pages. Available in PDF, EPUB and Kindle. Book excerpt: While expanding out into interstellar space using star gates left by an ancient, long-vanished race, humanity encounters the Fallers, an alien race bent on genocide. In this fragile situation, a new planet is discovered. A team of human scientists is sent to investigate the pre-industrial race living there. But what the scientists don't know is that their mission of first contact is actually a covert military operation.