Current Statistics of Astronauts and Cosmonauts

(STS-116 - December 2006)

General Statistics USSR, CIS, and International Statistics USA Statistics
Americans in Orbit
U.S.A. Days Flights
Michael Foale 374 6
Carl Walz 231 4
Leroy Chiao 230 4
Daniel Bursch 227 4
William McArthur 225 4
Sharon Lucid 223 5
Kenneth Bowersox 211 5
Susan Helms 211 5
Edward Lu 206 3
James Voss 202 5
Jeffrey Williams 193 2
John Phillips 191 2
Michael Fincke 188 1
Peggy Whitson 185 1
Andrew Thomas 177 4
John Blaha 161 5
Donald Pettit 161 1
William Shepherd 159 4
David Wolf 153 3
Frank Culbertson 144 3
Jerry Linenger 143 2
Norman Thagard 141 5
Gerald Carr 84 1
Edward Gibson 84 1
William Pogue 84 1
Alan Bean 70 2
Owen Garriott 70 2
Franklin Chang-Diaz 67 7
Jack Lousma 67 2
Kent Rominger 67 5
James Wetherbee 67 6
Kenneth Cockrell 65 5
Tamara Jernigan 63 5
Curtis Brown 58 6
Jerry Ross 58 7
Marsha Ivins 56 5
Story Musgrave 54 6
Thomas Jones 53 4
Kevin Kregel 53 4
James Halsell 52 5
Jeffrey Hoffman 51 5
Wendy Lawrence 51 4
Bonnie Dunbar 50 5
Charles Conrad 49 4
Steven Lindsey 49 4
Janice Voss 49 5
Scott Horowitz 48 4
Richard Richards 47 5
John Grunsfeld 46 4
Richard Linnehan 44 3
James Newman 44 4
Joseph Tanner 44 4
Jeff Wisoff 44 4
Michael Gernhardt 43 4
Terence Henricks 43 4
Michael Lopez-Algeria 43 3 (in 4th)
Scott Parazynski 43 4
Donald Thomas 43 4
Nancy Currie 42 4
Brent Jett 42 4
Terrence Wilcutt 42 4
Brian Duffy 41 4
Ellen Ochoa 41 4
Kathryn Thornton 41 4
Michael Baker 40 4
Steven Smith 40 4
Scott Altman 39 3
Charles Precourt 39 4
Richard Searfoss 39 3
Andrew Allen 38 3
Robert Cabana 38 4
Robert Curbeam 38 3
Linda Godwin 38 4
Eileen Collins 37 4
Robert Gibson 36 5
Jerome "Jay" Apt 35 4
Stephen Robinson 35 3
John Young 35 6
Thomas Akers 34 4
John Casper 34 4
Gregory Harbaugh 34 4
Stephen Oswald 34 3
Michael Bloomfield 33 3
Daniel Brandenstein 33 4
Dominic Gorie 33 3
Janet Kavandi 33 3
Mark Lee 33 4
Paul Weitz 33 2
Kalpana Chawla 32 2
Steven Hawley 32 5
Richard Hieb 32 3
Daniel Barry 31 3
Vance Brand 31 4
James Lovell 30 4
David Low 30 3
Carl Meade 30 3
Steven Nagel 30 4
Rhea Seddon 30 3
David Walker 30 4
Guion Bluford 29 4
Kevin Chilton 29 3
Jeff Ashby 28 3
Charles Bolden 28 4
Michael Clifford 28 3
Jan Davis 28 3
Joseph Kerwin 28 1
Paul Lockhart 28 2
William Ready 28 3
Pierre Thuot 28 3
Ellen Baker 27 3
Richard Covey 27 4
James Kelly 27 2
Samuel Durrance 26 2
Ronald Grabe 26 4
Rick Husband 26 2
Ronald Parise 26 2
Mark Polansky 26 2
Michael Anderson 25 2
Mark Kelly 25 2
Donald McMonagle 25 3
Winston Scott 25 2
Daniel Burbank 24 2
Eugene Cernan 24 3
Robert Crippen 24 4
Charles Gemar 24 3
Pam Melroy 24 2
Piers Sellers 24 2
Rick Sturckow 24 2
Kenneth Cameron 23 3
Mario Runco 23 3
David Scott 23 3
David Leestma 22 3
Brewster Shaw 22 3
Kathryn Sullivan 22 3
Catherine Coleman 21 2
David Hilmers 21 4
Thomas Mattingly 21 3
Thomas Stafford 21 4
Frank Borman 20 2
James Buchli 20 4
Roger Crouch 20 2
Sidney Gutierrez 20 2
 
Americans flown over 100 km
U.S.A. Vehicle Flights
Joseph Walker X-15 2
 
 
Americans flown over 80 km
U.S.A. Vehicle Flights
Michael Adams X-15 1
William Dana X-15 2
Joseph Engle X-15 3
William Knight X-15 1
Americans in Orbit
U.S.A. Days Flights
Henry Hartsfield 20 3
Susan Kilrain 20 2
Gregory Linteris 20 2
John Michael Lounge 20 3
Carlos Noriega 20 2
James Reilly 20 2
Charles Walker 20 3
Michael Coats 19 3
Frederick Gregory 19 3
Blaine Hammond 19 2
Byron Lichtenberg 19 2
Robert Parker 19 2
Mary Ellen Weber 19 2
Bernard Harris 18 2
Frederick Hauck 18 3
Ronald Sega 18 2
Charles Veach 18 2
Charles Brady 17 1
John Creighton 17 3
William Gregory 17 1
George Nelson 17 3
Karol Bobko 16 3
David Brown 16 1
Jay Buckey 16 1
Laurel Clark 16 2
Gordon Fullerton 16 2
Kay Hire 16 1
Fred Leslie 16 1
William McCool 16 1
Bryan O'Connor 16 2
James Pawelczyk 16 1
Albert Sacco 16 1
Loren Shriver 16 3
Richard Michael Mullane 15 3
James Adamson 14 2
James Bagian 14 2
Charles Camarda 14 1
Lawrence DeLucas 14 1
Martin Fettman 14 1
Dale Gardner 14 2
John Herrington 14 1
James McDivitt 14 2
Kenneth Reightler 14 2
Sally Ride 14 2
Eugene Trinh 14 1
James van Hoften 14 2
Joseph Allen 13 2
Ronald Evans 13 1
John Fabian 13 2
Michael Fossum 13 1
Guy Gardner 13 2
Richard Gordon 13 2
Joan Higginbotham 13 1
Bruce McCandless 13 2
Bruce Melnick 13 2
Lisa Nowak 13 1
William Oefelein 13 1
Nicholas Patrick 13 1
Paul Richards 13 1
Harrison Schmitt 13 1
William Thornton 13 2
Stephanie Wilson 13 1
Buzz Aldrin 12 2
Christopher Ferguson 12 1
Patrick Forrester 12 1
Charles Hobaugh 12 1
James Irwin 12 1
Richard Mastracchio 12 1
Robert Overmyer 12 2
Walter Schirra 12 3
Heidemarie Stefanyshyn-Piper 12 1
Robert Stewart 12 2
Daniel Tani 12 1
Donald Williams 12 2
Alfred Worden 12 1
Anousheh Ansari 11 1
Duane Carey 11 1
Mary Cleave 11 2
Michael Collins 11 2
Walter Cunningham 11 1
Charles Duke 11 1
Donn Eisele 11 1
Stephen Frick 11 1
Sandra Magnus 11 1
Michael Massimino 11 1
Lee Morin 11 1
Rex Walheim 11 1
Mark Brown 10 2
Gregory Olsen 10 1
Russell Schweickart 10 1
Robert Springer 10 2
Neil Armstrong 9 2
Gordon Cooper 9 2
Joe Edwards 9 1
Joseph Engle 9 2
Andrew Gaffney 9 1
John Glenn 9 2
Millie Hughes-Fulford 9 1
Edgar Mitchell 9 1
Stuart Roosa 9 1
Alan Shepard 9 2
Donald Slayton 9 1
Loren Acton 8 1
John-David Bartoe 8 1
Roy Bridges 8 1
Anthony England 8 1
Anna Fisher 8 1
Karl Henize 8 1
Mae Jemison 8 1
Scott Kelly 8 1
Jon McBride 8 1
Ronald McNair 8 1
Paul Scully-Power 8 1
Dennis Tito 8 1
Richard Truly 8 2
William Fisher 7 1
Jake Garn 7 1
David Griggs 7 1
Terry Hart 7 1
Thomas Hennen 7 1
Don Lind 7 1
Francis Scobee 7 1
Sherwood Spring 7 1
Lodewijk van den Berg 7 1
Taylor Wang 7 1
William Anders 6 1
Robert Cenker 6 1
Fred Haise 6 1
Bill Nelson 6 1
Judith Resnik 6 1
John Swigert 6 1
William Lenoir 5 1
Manley Carter 5 1
Michael McCulley 5 1
Donald Peterson 5 1
William Pailes 4 1
Edward White 4 1
Ellison Onizuka 3 1
Gary Payton 3 1
Virgil Grissom 5 hr 2
Scott Carpenter 5 hr 1
Sunita Williams 0 0 (in 1st)
 
Americans flown over 100 km
U.S.A. Vehicle Flights
Mike Melvill SS1 2
Brian Binnie SS1 1
 
Americans flown over 80 km
U.S.A. Vehicle Flights
John McKay X-15 1
Robert Rushworth X-15 1
Joseph Walker X-15 3
Robert White X-15 1
General Statistics USSR, CIS, and International Statistics USA Statistics

Source: Space Demographics compiled by William Harwood with days in space from Mark Wade's Encyclopedia Astronautica, and NASA.

Notes:

  1. Days in space exclude ongoing missions and are rounded off.
  2. Because the Space Shuttle Challenger was lost before reaching orbit on January 28, 1986, STS-51L is not counted for the veteran crew members, and the three rookie crew members of the STS-51L mission are not included in this list.
  3. 451 people have flown in orbit, following the launch of STS-115. (Joseph Engle flew three X-15 flights over 80 km in addition to two Space Shuttle missions)
  4. Under the United States Air Force (USAF) definition (over 80 km altitude): 460 (Seven additional X-15 pilots, including Joseph Walker, flew the X-15 above 80 km. Mike Melvill and Brian Binnie flew SpaceShipOne (SS1) over 100 km three times.)
  5. Under the Fédération Aéronautique Internationale (FAI) definition (over 100 km altitude): 454 (One of the X-15 pilots, Joseph Walker, flew two X-15 flights over 100 km. Mike Melvill and Brian Binnie flew SpaceShipOne over 100 km three times.)

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Updated - December 22, 2006