The feel of space... Some folks have asked what it is like to work out in space. Yes, you can work upside down, right side up, sideways - anyway you want to to make it convenient.

In order to 'go out the door' safely, we go through a pretty thorough process called pre-breathe. This is the process of flushing all the nitrogen out of our systems by breathing higher concentrations of oxygen.

What is true and what most folks think is that there is no sound in space. From almost all recollections, I would agree.

Sunita Williams Quotes