CANCEL
Badges
Crossed Kármán Line
This astronaut crossed the Kármán Line (100 km), the internationally accepted boundary of space.
Crewmates
123
F. Story Musgrave
6
MISSIONS
53.4
DAYS IN SPACE
4
SPACEWALKS
1.1
DAYS SPACEWALKING
172
Frederick D. Gregory
3
MISSIONS
19
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
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
270
Mario Runco Jr.
3
MISSIONS
23
DAYS IN SPACE
1
SPACEWALKS
0.2
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
Chief Warrant Officer 4 Thomas John Hennen is a United States Army warrant officer and NASA payload specialist astronaut who flew aboard Space Shuttle mission STS-44 as a payload specialist.