"Gears of War: Aspho Fields" by Karen Traviss is a first edition trade paperback novel published by Random House Worlds in 2008. This prequel to the popular video game series offers a fictional narrative set in a war-torn world filled with action, military intrigue, and science fiction elements. With a length of 400 pages, this novel is geared towards young adults and adult readers who enjoy stories about war and military action. The book is written in English and is a must-have for fans of the Gears of War series looking to delve deeper into the lore of the game.