CANCEL
Missions
Badges
Crossed Kármán Line
This astronaut crossed the Kármán Line (100 km), the internationally accepted boundary of space.
Crewmates
268
Terence T. Henricks
4
MISSIONS
42.8
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
269
James S. Voss
5
MISSIONS
202.2
DAYS IN SPACE
4
SPACEWALKS
0.9
DAYS SPACEWALKING
295
Susan J. Helms
5
MISSIONS
211
DAYS IN SPACE
1
SPACEWALKS
0.4
DAYS SPACEWALKING
303
Nancy J. Currie-Gregg
4
MISSIONS
41.6
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
315
Yury Usachov
4
MISSIONS
552.9
DAYS IN SPACE
7
SPACEWALKS
1.3
DAYS SPACEWALKING
320
James D. Halsell Jr.
5
MISSIONS
52.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
322
Donald A. Thomas
4
MISSIONS
43.3
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
337
Kevin R. Kregel
4
MISSIONS
52.8
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
353
Scott J. Horowitz
4
MISSIONS
47.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
403
Jeffrey N. Williams
4
MISSIONS
534.1
DAYS IN SPACE
5
SPACEWALKS
1.3
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
Mary Ellen Weber is an American executive, scientist, aviator, speaker, and a former NASA astronaut.