Five women and three men from seven European countries are part of the European Space Agency's astronaut reserve pool. Here they practice a water rescue off Germany's Baltic coast. Jens Büttner/dpa ...

Did you know that training for a spacewalk requires a 6.5 million gallon swimming pool, a team of divers, and a mock-up of the International Space Station? Astronauts have to train for a variety of ...

NASA astronaut requirements 2026: Becoming a NASA astronaut is a challenging journey. Applicants need specific degrees and experience. Training lasts two years, covering survival, robotics, and flying ...

As we prepare for missions beyond Earth orbit, one crucial challenge remains: keeping astronauts healthy in microgravity. Without daily exercise, their muscles, bones and cardiovascular systems weaken ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...