If your dream is to become an astronaut, keep it in your mind and watch this video (edited by the NASA), from 6′ 31 » to 10′ 23 ».
You are going to learn about a female crew member, working in the International Space Station.
And never say that’s impossible. Everything is possible if you believe in it.
As she says in the video « A mission that I have believed in for my whole life ».