After years of training [as astronaut], you have great confidence in the technology. When you get in your car, you probably feel safe too, even thoug….

ISS leak is just like on a ship, there are bulkheads that, if there's an emergency, can separate an area that's no longer airtight from the undamaged….

A person moving in zero gravity feels a pitiful helplessness. One wrong move and you find yourself spinning wildly. Everyone becomes a baby again in ….

I think for being not unsympathetic that their appearance may also appear, so differently it, must; similarly as with animals, which meet us in very ….

At least believe this many humans, who are interested obviously in this topic. Many of them visited me after lectures and meetings, in hope that I ca….

Every astronaut flew into space for a living. But while NASA has not solved the security problems, I would not put me back into a shuttle - and no ot….