CANCEL
Missions
Badges
Crossed Kármán Line
This astronaut crossed the Kármán Line (100 km), the internationally accepted boundary of space.
Crewmates
129
Norman E. Thagard
5
MISSIONS
140.6
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
135
Brewster H. Shaw Jr.
3
MISSIONS
22.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
155
Charles D. Walker
3
MISSIONS
19.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
161
David M. Walker
4
MISSIONS
30.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
191
Ronald J. Grabe
4
MISSIONS
26.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
198
Bryan D. O'Connor
2
MISSIONS
16
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
199
Jerry L. Ross
7
MISSIONS
58
DAYS IN SPACE
9
SPACEWALKS
2.4
DAYS SPACEWALKING
201
Sherwood C. Spring
1
MISSIONS
6.9
DAYS IN SPACE
2
SPACEWALKS
0.5
DAYS SPACEWALKING
202
Rodolfo Neri Vela
1
MISSIONS
6.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
225
Mark C. Lee
4
MISSIONS
32.9
DAYS IN SPACE
4
SPACEWALKS
1.1
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
Mary Louise Cleave is an American engineer and a former NASA astronaut. She also served from 2004 to 2007 as NASA Associate Administrator for the Science Mission Directorate.