Edward Lu
1
Michael T. Good
2
Helen Sharman
3
Koichi Wakata
4
Heidemarie Stefanyshyn
5
Barry Wilmore
6
Lisa Nowak
7
Nicole Stott
8
Rex Walheim
9
Alvin Drew
10
Marcos Pontes
11
Tim Kopra
12
Philippe Perrin
13
63 Year Olds
Top Astronauts
