The Sparrow, written by Mary Doria Russell, is a haunting science fiction novel that explores the first contact between humans and an alien civilization. The story follows a group of Jesuit priests and scientists who embark on a mission to the planet Rakhat after receiving a mysterious radio transmission. As they encounter the enigmatic alien species known as the Runa, the mission takes a dark and tragic turn. The Sparrow is a deeply philosophical and emotionally resonant exploration of faith, morality, and the complexities of interstellar communication.