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
137
Ulf Merbold
3
MISSIONS
49.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
191
Ronald J. Grabe
4
MISSIONS
26.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
192
David C. Hilmers
4
MISSIONS
20.6
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
222
John E. Blaha
5
MISSIONS
161.1
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
242
Thomas D. Akers
4
MISSIONS
33.9
DAYS IN SPACE
4
SPACEWALKS
1.2
DAYS SPACEWALKING
243
Frank L. Culbertson Jr.
3
MISSIONS
143.6
DAYS IN SPACE
1
SPACEWALKS
0.2
DAYS SPACEWALKING
252
Jerome Apt III
4
MISSIONS
35.3
DAYS IN SPACE
2
SPACEWALKS
0.4
DAYS SPACEWALKING
272
Stephen S. Oswald
3
MISSIONS
33.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
274
Roberta Bondar
1
MISSIONS
8.1
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
308
James H. Newman
4
MISSIONS
43.4
DAYS IN SPACE
6
SPACEWALKS
1.8
DAYS SPACEWALKING
309
Daniel W. Bursch
4
MISSIONS
226.9
DAYS IN SPACE
2
SPACEWALKS
0.5
DAYS SPACEWALKING
310
Carl E. Walz
4
MISSIONS
230.5
DAYS IN SPACE
3
SPACEWALKS
0.8
DAYS SPACEWALKING
325
Terrence W. Wilcutt
4
MISSIONS
42
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
William Francis Readdy is a former Associate Administrator of the Office of Space Flight, at NASA Headquarters.