Father Emmanuel Carreira operates the telescope at the Vatican Observatory in Castelgandolfo, south of Rome, in this June 23, 2005 file photo. Reverend Jose Gabriel Funes, a 45-year-old Jesuit priest who is head of the Vatican Observatory and a scientific adviser to Pope Benedict, says there is no conflict between believing in God and in the possibility of "extraterrestrial brothers" perhaps more evolved than humans.
REUTERS/Tony Gentile/Files (ITALY)