CANCEL
Badges
Crossed Kármán Line
This astronaut crossed the Kármán Line (100 km), the internationally accepted boundary of space.
Crewmates
333
John M. Grunsfeld
5
MISSIONS
58.6
DAYS IN SPACE
8
SPACEWALKS
2.4
DAYS SPACEWALKING
384
Scott D. Altman
4
MISSIONS
51.5
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
421
Michael J. Massimino
2
MISSIONS
23.8
DAYS IN SPACE
4
SPACEWALKS
1.3
DAYS SPACEWALKING
504
Michael T. Good
2
MISSIONS
24.8
DAYS IN SPACE
4
SPACEWALKS
1.2
DAYS SPACEWALKING
505
K. Megan McArthur
2
MISSIONS
212.6
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
506
Andrew J. Feustel
3
MISSIONS
225.4
DAYS IN SPACE
9
SPACEWALKS
2.6
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
Gregory Carl "Ray J" Johnson, is a former American naval officer and aviator, test pilot, aerospace engineer, and NASA astronaut. He spent his military career in both, the United States Navy and the Navy Reserve. Johnson was the Pilot on Space Shuttle mission STS-125, the final Hubble Space Telescope servicing mission.