CANCEL
Missions
Badges
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.
Crewmates
163
Loren J. Shriver
3
MISSIONS
16.1
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
170
Jeffrey A. Hoffman
5
MISSIONS
50.5
DAYS IN SPACE
4
SPACEWALKS
1
DAYS SPACEWALKING
204
Franklin R. Chang Díaz
7
MISSIONS
66.8
DAYS IN SPACE
3
SPACEWALKS
0.9
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
245
Charles D. Gemar
3
MISSIONS
24.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
287
Claude Nicollier
4
MISSIONS
42.5
DAYS IN SPACE
1
SPACEWALKS
0.3
DAYS SPACEWALKING
288
Franco Malerba
1
MISSIONS
8
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
353
Scott J. Horowitz
4
MISSIONS
47.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
354
Maurizio Cheli
1
MISSIONS
15.7
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
355
Umberto Guidoni
2
MISSIONS
27.6
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
Andrew Michael "Andy" Allen is a retired American astronaut. A former Marine aviator and lieutenant colonel, he worked as a test pilot before joining NASA in 1987. He flew three Space Shuttle missions before retiring in 1997.