How to become an Astronaut (Episode 2): What it takes to become an Astronaut: To look at the Earth from outer space – who doesn’t dream about that view? But is being an astronaut really a dream job? Are the years of training and hardships each candidate must be willing to endure really 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. Subscribe Free Doc Channel :; Facebook:; Twitter: