CANCEL
Missions
Badges
Crossed Kármán Line
This astronaut crossed the Kármán Line (100 km), the internationally accepted boundary of space.
Crewmates
135
Brewster H. Shaw Jr.
3
MISSIONS
22.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
136
Robert A. Parker
2
MISSIONS
19.3
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
137
Ulf Merbold
3
MISSIONS
49.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
157
Kathryn D. Sullivan
3
MISSIONS
22.2
DAYS IN SPACE
1
SPACEWALKS
0.1
DAYS SPACEWALKING
158
David C. Leestma
3
MISSIONS
22.2
DAYS IN SPACE
1
SPACEWALKS
0.1
DAYS SPACEWALKING
203
Charles F. Bolden Jr.
4
MISSIONS
28.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
21
John W. Young
6
MISSIONS
34.8
DAYS IN SPACE
3
SPACEWALKS
0.8
DAYS SPACEWALKING
277
Brian Duffy
4
MISSIONS
40.7
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
278
C. Michael Foale
6
MISSIONS
374.5
DAYS IN SPACE
4
SPACEWALKS
0.9
DAYS SPACEWALKING
279
Dirk Frimout
1
MISSIONS
8.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
70
Owen K. Garriott
2
MISSIONS
69.8
DAYS IN SPACE
3
SPACEWALKS
0.6
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
Byron Kurt Lichtenberg, Sc. D. is an American engineer and fighter pilot who flew aboard two NASA Space Shuttle missions as a Payload Specialist. In 1983, he and Ulf Merbold became the first Payload Specialists to fly on the shuttle.