Chosen as One of the Five Best SF Novels of the Year by Library Journal.

When a young physicist unveils an efficient star drive capable of reaching the core of the galaxy, veteran star pilot Priscilla ?Hutch? Hutchins finds herself back in the deepest reaches of space, and on the verge of discovering the origins of the deadly omega clouds that continue to haunt her.

Jack McDevitt is a former naval officer, taxi driver, customs officer and motivational trainer. He is a multiple Nebula Award finalist who lives in Georgia with his wife Maureen.