Chris Hadfield
1
Abdul Ahad Mohmand
2
Steven Smith
3
Fyodor Yurchikhin
4
Clayton Anderson
5
Andre Kuipers
6
Nancy Currie
7
Wendy Lawrence
8
Kathryn Hire
9
Scott Altman
10
Brent Ward Jett Jr.
11
67 Year Olds
Top Astronauts
