Jose M Hernandez
1
Helen Sharman
2
Barry Wilmore
3
Nicole Stott
4
Lisa Nowak
5
Michael Massimino
6
Gregory Chamitoff
7
Alvin Drew
8
Heidemarie Stefanyshyn
9
Marcos Pontes
10
Tim Kopra
11
Edward Lu
12
Philippe Perrin
13
Rex Walheim
14
Michael T. Good
15
62 Year Olds
Top Astronauts