From Geocentrism to a Plural Cosmos: Christianity and the Question of Extraterrestrial Life
To the point
Christians have debated life on other worlds for centuries, with figures like Nicholas of Cusa, Fontenelle, Herschel, and Bode, while keeping the Incarnation central and angels distinct from aliens, and they remain open to a remote, non-disruptive possibility of extraterrestrials that would not rewrite redemption.