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.
Longest Spacewalk
This astronaut conducted the longest spacewalk on March 12, 2001, it lasted eight hours and 56 minutes.
Crewmates
225
Mark C. Lee
4
MISSIONS
32.9
DAYS IN SPACE
4
SPACEWALKS
1.1
DAYS SPACEWALKING
226
Richard N. Richards
4
MISSIONS
33.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
233
James D. Wetherbee
6
MISSIONS
66.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
237
John H. Casper
4
MISSIONS
34.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
244
Carl J. Meade
3
MISSIONS
29.7
DAYS IN SPACE
1
SPACEWALKS
0.3
DAYS SPACEWALKING
253
L. Blaine Hammond Jr.
2
MISSIONS
19.3
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
254
Gregory J. Harbaugh
4
MISSIONS
34.1
DAYS IN SPACE
3
SPACEWALKS
0.8
DAYS SPACEWALKING
255
Donald R. McMonagle
3
MISSIONS
25.2
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
315
Yury Usachov
4
MISSIONS
552.9
DAYS IN SPACE
7
SPACEWALKS
1.3
DAYS SPACEWALKING
320
James D. Halsell Jr.
5
MISSIONS
52.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
324
Jerry M. Linenger
2
MISSIONS
143.1
DAYS IN SPACE
1
SPACEWALKS
0.2
DAYS SPACEWALKING
337
Kevin R. Kregel
4
MISSIONS
52.8
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
338
Mary E. Weber
2
MISSIONS
18.8
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
353
Scott J. Horowitz
4
MISSIONS
47.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
356
Andrew S. W. Thomas
4
MISSIONS
177.4
DAYS IN SPACE
1
SPACEWALKS
0.3
DAYS SPACEWALKING
357
Richard M. Linnehan
4
MISSIONS
59.9
DAYS IN SPACE
6
SPACEWALKS
1.8
DAYS SPACEWALKING
358
Charles E. Brady Jr.
1
MISSIONS
16.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
359
Jean-Jacques Favier
1
MISSIONS
16.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
360
Robert Thirsk
2
MISSIONS
204.8
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
403
Jeffrey N. Williams
4
MISSIONS
534.1
DAYS IN SPACE
5
SPACEWALKS
1.3
DAYS SPACEWALKING
409
James M. Kelly
2
MISSIONS
26.7
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
410
Paul W. Richards
1
MISSIONS
12.8
DAYS IN SPACE
1
SPACEWALKS
0.3
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
Susan Jane Helms is a retired lieutenant general in the United States Air Force and a former NASA astronaut. She was the commander, 14th Air Force; and commander, Joint Functional Component Command for Space at Vandenberg Air Force Base in California. Helms was a crew member on five Space Shuttle missions and was a resident of the International Space Station for over five months in 2001. While participating in ISS Expedition 2, she and Jim Voss conducted an 8-hour and 56 minute spacewalk, the world record for the longest spacewalk. Helms officially retired from the United States Air Force in 2014.