Ellen Ochoa
1
John Herrington
2
Michael López-Alegría
3
Jeff Williams
4
Andre Kuipers
5
Peter Wisoff
6
Gennady Padalka
7
Susan Helms
8
Thomas Reiter
9
Michael Fossum
10
Brent Ward Jett Jr.
11
Sergei Treshchov
12
66 Year Olds
Top Astronauts