The docudrama draws on the experiences of mystics, theologians and scientists in its look at the state of human consciousness when the body dies.
"He asked me to remove the Pope's zucchetto, and I said, no, no," explains the priest who was speaking during the General Audience.
Italian astronaut Franco Malerba says faith and science go hand-in-hand.
The Pope meet with the president of Germany and most likely that of South Korea.
