Astronaut Training: How to become an Astronaut | Space Science | Free Documentary

To look at the Earth from outer space - who doesn’t dream about that view? But is being an astronaut a dream job? Are the years of training and hardships each candidate must be willing to endure worth it? Prof. Dr. Ulrich Walter, astronaut and space expert, knows what he’s talking about because he did it. In this episode of Space Science, he shows what demands are asked of today's applicants and recounts stories of legendary astronauts.