640pages | Trade Paperback

From bestselling author duo Amie Kaufman and Jay Kristoff comes the exciting finale in the trilogy that broke the sci-fi mold and has been called stylistically mesmerizing and out-of-this-world-awesome.

Kady, Ezra, Hanna, and Nik narrowly escaped with their lives from the attacks on Heimdall station and now find themselves crammed with 2,000 refugees on the container ship,Mao. With the jump station destroyed and their resources scarce, the only option is to return to Kerenzabut who knows what theyll find seven months after the invasion? Meanwhile, Kadys cousin, Asha, survived the initial BeiTech assault and has joined Kerenzas ragtag underground resistance. When Rhysan old flame from Ashas pastreappears on Kerenza, the two find themselves on opposite sides of the conflict. With time running out, a final battle will be waged on land and in space, heros will fall, and hearts will be broken.

Series Overview:Each book focuses on two new teens (a male/female) experiencing a different aspect of the same invasion.

Illuminae: takes place on the beleagured shipsAlexanderandHypatia: stars Ezra and Kady

Gemina: takes place on the space stationHeimdall, as well as theHypatia: stars Nik and Hanna

Obsidio: takes place on the planet Kerenza as well as the shipsHypatiaandMao: stars Rhys and Asha