While digitising Letters and Notices, volunteer Eleanor discovered Fr Aloysius Cortie, a Jesuit priest and astronomer. By tracing his appearances in the publication, this piece follows his development from student to teacher and researcher, highlighting his scientific work, travels, and reflections on religion and science, as well as the value of the publication as a historical source.

The Jesuits and wider Catholic Church have a long history with astronomy. In October 1582, Pope Gregory XIII introduced the new Gregorian...