Fr. Johann Hagen S.J.

Fr. Johann Hagen S.J.

Fr. Johann Hagen S.J. Fr. John Hagen S.J. (1847-1930) was called to Rome by Pope Pius X in 1906 to be the first Jesuit Director of the Vatican Observatory. He served as Director until his death in 1930. The crater Hagen, 55 km in diameter and located on the far side...