CANCEL
Missions
Badges
ISS Visitor
This astronaut visited the International Space Station.
Crossed Kármán Line
This astronaut crossed the Kármán Line (100 km), the internationally accepted boundary of space.
Space Resident
This astronaut has spent over a month in space.
First NASA astronaut to live abord the ISS
First NASA astronaut to live abord the ISS
Crewmates
139
Robert L. Gibson
5
MISSIONS
36
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
152
Richard M. Mullane
3
MISSIONS
14.8
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
199
Jerry L. Ross
7
MISSIONS
58
DAYS IN SPACE
9
SPACEWALKS
2.4
DAYS SPACEWALKING
219
Sergei Krikalev
6
MISSIONS
803.4
DAYS IN SPACE
8
SPACEWALKS
1.7
DAYS SPACEWALKING
220
Guy S. Gardner
2
MISSIONS
13.3
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
226
Richard N. Richards
4
MISSIONS
33.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
233
James D. Wetherbee
6
MISSIONS
66.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
240
Robert D. Cabana
4
MISSIONS
37.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
241
Bruce E. Melnick
2
MISSIONS
13
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
242
Thomas D. Akers
4
MISSIONS
33.9
DAYS IN SPACE
4
SPACEWALKS
1.2
DAYS SPACEWALKING
256
Charles L. Veach
2
MISSIONS
18.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
261
Tamara E. Jernigan
5
MISSIONS
63.1
DAYS IN SPACE
1
SPACEWALKS
0.3
DAYS SPACEWALKING
264
Michael A. Baker
4
MISSIONS
40.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
293
Steve MacLean
2
MISSIONS
21.7
DAYS IN SPACE
1
SPACEWALKS
0.3
DAYS SPACEWALKING
339
Yuri Gidzenko
3
MISSIONS
329.9
DAYS IN SPACE
2
SPACEWALKS
0.1
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
William McMichael "Bill" Shepherd is an American former Navy SEAL, aerospace, ocean, and mechanical engineer, and NASA astronaut who served as Commander of Expedition 1, the first crew on the International Space Station. He is also a recipient of the Congressional Space Medal of Honor.