Enigma (The Trigon Disunity, #2)

Search the stars for planets. Search the planets for life. That was Earth's mission, as it made its painful way back from the dark days of chaos at the end of the 20th century. So simple in concept, so incredible in execution. One civilization had been found, there must be others. Whole lifetimes were spent combing the universe for another spark of intelligent response. Merritt Thackery knew from boyhood that his only dream was to…