Astronauts
Jeffrey Ashby
- Date of Birth: 06/16/1954
- Nationality: United States of America
- First Flight: 07/23/1999
- Last Flight: 10/07/2002
Jeffrey Shears "Bones" Ashby is an American mechanical engineer, and former naval officer and aviator, test pilot and NASA astronaut, a vete...
Jeffrey Hoffman
- Date of Birth: 11/02/1944
- Nationality: United States of America
- First Flight: 04/12/1985
- Last Flight: 02/22/1996
Jeffrey Alan Hoffman is an American former NASA astronaut and currently a professor of aeronautics and astronautics at MIT. Hoffman made five flights ...
Jeffrey Williams
- Date of Birth: 01/18/1958
- Nationality: United States of America
- First Flight: 05/19/2000
- Last Flight: 03/18/2016
Jeffrey Nels Williams is a retired United States Army officer and a NASA astronaut. He is a veteran of four space flights and formerly held the Americ...
Jennifer Sidey-Gibbons
- Date of Birth: 08/03/1988
- Nationality: Canada
Jennifer Sidey-Gibbons hails from Calgary, Alberta. She holds an honors bachelor's degree in mechanical engineering from McGill University in Montreal...
Jeremy Hansen
- Date of Birth: 01/27/1976
- Nationality: Canada
- First Flight: 04/01/2026
- Last Flight: 04/01/2026
Jeremy Roger Hansen is a Canadian astronaut with the Canadian Space Agency (CSA). He was selected to join the CSA in the 2009 CSA selection.
Jerome Apt
- Date of Birth: 04/28/1949
- Nationality: United States of America
- First Flight: 04/05/1991
- Last Flight: 09/16/1996
Jerome "Jay" Apt III, Ph.D. (born April 28, 1949 in Massachusetts) is an American astronaut and professor at Carnegie Mellon University. Bef...
Jerry L. Ross
- Date of Birth: 01/20/1948
- Nationality: United States of America
- First Flight: 11/27/1985
- Last Flight: 04/08/2002
Jerry Lynn Ross is a retired United States Air Force officer and a former NASA astronaut. He is a veteran of seven Space Shuttle missions, making him ...
Jerry M. Linenger
- Date of Birth: 01/09/1955
- Nationality: United States of America
- First Flight: 09/09/1994
- Last Flight: 01/12/1997
Jerry Michael Linenger is a retired Captain in the United States Navy Medical Corps, and a former NASA astronaut who flew on the Space Shuttle and Spa...
Jesse Williams
- Nationality: Canada
- First Flight: 05/31/2025
- Last Flight: 05/31/2025
Canadian entrepreneur and adventurer.
Jessica Meir
- Date of Birth: 07/01/1977
- Nationality: United States of America
- First Flight: 09/25/2019
- Last Flight: 02/13/2026
Jessica Ulrika Meir is Assistant Professor of Anesthesia at Harvard Medical School, Massachusetts General Hospital, Boston, following postdoctoral res...
Jessica Watkins
- Date of Birth: 05/14/1988
- Nationality: United States of America
- First Flight: 04/27/2022
- Last Flight: 04/27/2022
Jessica Andrea Watkins is an American geologist, former international rugby player, and a NASA astronaut of the class of 2017.
Jessica Wittner
- Date of Birth: 01/01/1983
- Nationality: United States of America
Jessica Wittner is a US Navy commander from California with a distinguished career serving on active duty as a naval aviator and test pilot. She holds...
Jesús Calleja
- Date of Birth: 04/11/1965
- Nationality: Spain
- First Flight: 02/25/2025
- Last Flight: 02/25/2025
Jesús is a Spanish TV host, mountaineer, pilot, and lifelong adventurer.
Jiang Xinlin
- Date of Birth: 02/01/1988
- Nationality: China
- First Flight: 10/26/2023
- Last Flight: 10/26/2023
Jiang Xinlin is a Chinese pilot and astronaut selected as part of the Shenzhou program. He enlisted in the People's Liberation Army (PLA) Air Forces i...
Jim Hendren
- Nationality: United States of America
- First Flight: 01/22/2026
- Last Flight: 01/22/2026
Retired U.S. Air Force Colonel, former F-15 fighter pilot, and past Commander of the 157th Combat Operations Squadron, with multiple overseas combat d...