Biographies of U.S. Astronauts


Guion Stewart, Jr. "Guy"


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Personal data

Birthdate:  22.11.1942
Birthplace:  Philadelphia, Pennsylvania
Marital status:  married
Children:  two
Selection date:  16.01.1978
Selection group:  NASA-8
Position:  MSP
Status:  Ret. 15.06.1993


No. Mission Position Time Duration
1  STS-8 Challenger  MS  30.08. - 05.09.1983 6d 01h 08m 
2  STS-61A Challenger  MS  30.10. - 06.11.1985 7d 00h 44m 
3  STS-39 Discovery  MS  28.04. - 06.05.1991 8d 07h 22m 
4  STS-53 Discovery  MS  02.12. - 09.12.1992 7d 07h 19m 
Total  28d 16h 33m 

Additional information

Bachelor of science in aerospace engineering from Pennsylvania State University, 1964; master of science in aerospace engineering from Air Force Institute of Technology, 1974; Ph.D. in aerospace engineering from Air Force Institute of Technology, 1978; master of business administration from the University of Houston, Clear Lake, 1987; 11 honorary doctorate degrees from various universities; Colonel, USAF; he flew 144 combat missions, including 65 over North Vietnam; test pilot at Wright-Patterson AFB; hobbies: Reading, swimming, jogging, raquetball, handball, scuba; in 1993 he retired from NASA to serve as General Manager of Engineering Services Division with NYMA, Inc. in Greenbelt, Maryland. In May 1997, he became Vice President of the Aerospace Sector of Federal Data Corporation and in October 2000, he was appointed Vice President of Microgravity R&D and Operations for the Northrop Grumman Corporation. In September 2002, he became President of the Aerospace Technology Group, an engineering consulting organization based in Cleveland, Ohio.


Last update on September 24, 2020.