CANCEL
Missions
Badges
Crossed Kármán Line
This astronaut crossed the Kármán Line (100 km), the internationally accepted boundary of space.
Crewmates
165
James F. Buchli
4
MISSIONS
20.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
176
John O. Creighton
3
MISSIONS
16.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
186
Richard O. Covey
4
MISSIONS
26.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
223
Robert C. Springer
2
MISSIONS
9.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
228
Mark N. Brown
2
MISSIONS
10.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
234
Marsha S. Ivins
5
MISSIONS
55.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
237
John H. Casper
4
MISSIONS
34.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
238
Pierre J. Thuot
3
MISSIONS
27.3
DAYS IN SPACE
3
SPACEWALKS
0.7
DAYS SPACEWALKING
243
Frank L. Culbertson Jr.
3
MISSIONS
143.6
DAYS IN SPACE
1
SPACEWALKS
0.2
DAYS SPACEWALKING
244
Carl J. Meade
3
MISSIONS
29.7
DAYS IN SPACE
1
SPACEWALKS
0.3
DAYS SPACEWALKING
265
Kenneth S. Reightler Jr.
2
MISSIONS
13.7
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
286
Andrew M. Allen
3
MISSIONS
37.7
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
Charles Donald "Sam" Gemar is an American former astronaut with NASA and a lieutenant colonel in the United States Army. Gemar has flown on three Space Shuttle missions. Gemar has completed 385 orbits of the Earth and over 581 hours in space. He has also served in different positions in NASA, including as a CAPCOM for Shuttle missions. Gemar was the first astronaut to be born in the state of South Dakota.