Andreas Mogensen and Thomas Pesquet EVA training

ESA astronaut Thomas Pesquet (right) during spacewalk training at NASA’s Neutral Buoyancy Lab in Houston, USA. ESA astronaut Andreas Mogensen (left) followed the training as well.
Training underwater on a life-size mockup of the Space Station is one way astronauts prepare for their mission. Floating underwater is one of the best ways train on Earth for weightlessness.