CANCEL
Missions
Badges
ISS Visitor
This astronaut visited the International Space Station.
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
375
Steven W. Lindsey
5
MISSIONS
62.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
391
Gennady Padalka
5
MISSIONS
878.5
DAYS IN SPACE
10
SPACEWALKS
1.6
DAYS SPACEWALKING
465
Charles Simonyi
2
MISSIONS
26.6
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
472
Alvin Drew
2
MISSIONS
25.5
DAYS IN SPACE
2
SPACEWALKS
0.5
DAYS SPACEWALKING
496
Eric A. Boe
2
MISSIONS
28.6
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
497
Stephen G. Bowen
4
MISSIONS
226.4
DAYS IN SPACE
10
SPACEWALKS
2.8
DAYS SPACEWALKING
514
Nicole P. Stott
2
MISSIONS
103.2
DAYS IN SPACE
1
SPACEWALKS
0.3
DAYS SPACEWALKING
685
Matthew Dominick
1
MISSIONS
235.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
686
Jeanette Epps
1
MISSIONS
235.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
687
Alexander Grebenkin
1
MISSIONS
235.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
Michael Reed Barratt is an American physician and a NASA astronaut. Specializing in aerospace medicine, he served as a flight surgeon for NASA before his selection as an astronaut, and has played a role in developing NASA's space medicine programs for both the Shuttle-Mir Program and International Space Station. His first spaceflight was a long-duration mission to the International Space Station, as a Flight Engineer in the Expedition 19 and 20 crew. In March 2011, Barratt completed his second spaceflight as a crew member of STS-133.