'What is the space in the middle Ages!' - shout You. - 'There would fit with the Inquisition deal but hand soap learning to wash!' Really advanced minds at that time was already busy looking for answers to the questions of the universe, including 'firm is the sky?' and 'why can't people fly?' The theme of space flight has fascinated mankind since the times of the great Leonardo da Vinci.
The Medieval period was marked not only by a hypothetical flying witch, but in the first development of the ornithopter in the performance of the great scientist. Leaving to posterity their encrypted messages, a genius, and could not imagine that in 500 years mankind will make their first steps in earth orbit, and the first astronauts will fly steel spaceships.