Robotics is everywhere, and humans have already been working closely with robots, if not replaced by them. But today, robots are clearly key actors in the future conquest of the space. While some androids have already been sent into space, other finer prototypes will soon join or replace them. In a thrilling inquiry from the US to Russia, via Europe and Asia, this film will illustrate how far the development of artificial intelligence has gone in this particular field. What do space robots look like? Why and how can they lead space missions successfully? To what extent will they collaborate with astronauts or take their place?