CANCEL
Missions
Badges
Crossed Kármán Line
This astronaut crossed the Kármán Line (100 km), the internationally accepted boundary of space.
ISS Visitor
This astronaut visited the International Space Station.
Space Resident
This astronaut has spent over a month in 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
490
Akihiko Hoshide
3
MISSIONS
340.5
DAYS IN SPACE
4
SPACEWALKS
1.2
DAYS SPACEWALKING
498
Robert S. Kimbrough
3
MISSIONS
388.7
DAYS IN SPACE
9
SPACEWALKS
2.5
DAYS SPACEWALKING
503
Gregory C. Johnson
1
MISSIONS
12.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
504
Michael T. Good
2
MISSIONS
24.8
DAYS IN SPACE
4
SPACEWALKS
1.2
DAYS SPACEWALKING
506
Andrew J. Feustel
3
MISSIONS
225.4
DAYS IN SPACE
9
SPACEWALKS
2.6
DAYS SPACEWALKING
561
Thomas Pesquet
2
MISSIONS
396.5
DAYS IN SPACE
6
SPACEWALKS
1.7
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
Katherine Megan McArthur is an American oceanographer and a National Aeronautics and Space Administration astronaut. She has served as a Capsule Communicator for both the space shuttle and space station. Megan McArthur has flown one space shuttle mission, STS-125. She is known as the last person to be hands on with the Hubble Space Telescope. McArthur has served in a number of positions including working in the Shuttle Avionics Laboratory. She is married to fellow astronaut Robert L. Behnken.