We have fans that circulate air in the cabin of the module of the space shuttle. They're running all the time. They're absolutely necessary because, otherwise, you will breathe your own CO2 and intoxicate yourself quite fast.

In a modern and innovative society, where advancements are plentiful and communication is instantaneous, science and technology are a part of everyday life.

I really feel like, on my first mission, the first mission is when you prove yourself and hopefully deserve the privilege to continue as an astronaut and remain in the corps and get granted an opportunity for a second mission.

Julie Payette Quotes