Allan J. McDonald
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Allan J. McDonald | |
|---|---|
 Allan J. McDonald in 2012 | |
| Born | June 9, 1937 Cody, Wyoming, US |
| Died | March 6, 2021 (aged 83) |
| Nationality | American |
| Alma mater | Montana State University University of Utah |
Allan James McDonald (July 9, 1937 – March 6, 2021) was an American engineer, aerospace consultant and author.[1] He was the director of the Space Shuttle Solid Rocket Motor Project for Morton-Thiokol.
In January 1986, he refused to sign off on a launch of the Space Shuttle Challenger which broke apart 73 seconds into flight.[2]
McDonald died in Ogden, Utah at the age of 83 on March 6, 2021.[3] The cause of death was a cerebral hemorrhage caused by a fall.[4]
References
- ↑ Kandil, Caitlin Yoshiko (January 31, 2016). "Engineer who refused to OK Challenger launch report donates papers to Chapman University". Los Angeles Times. https://www.latimes.com/socal/daily-pilot/tn-wknd-et-0131-space-shuttle-chapman-20160129-story.html. Retrieved March 8, 2021.
- ↑ Engineer who opposed Challenger launch offers personal look at tragedy (October 5, 2012)NASA. Retrieved March 8, 2012.
- ↑ Risen, Clay (March 9, 2021). "Allan McDonald dies at 83; tried to stop the Challenger launch". The New York Times. https://www.nytimes.com/2021/03/09/us/allan-mcdonald-dead.html?searchResultPosition=1. Retrieved March 9, 2021.
- ↑ Berkes, Howard (March 7, 2021). Remembering Allan McDonald: he refused to approve Challenger launch, exposed cover-up. NPR. https://www.npr.org/2021/03/07/974534021/remembering-allan-mcdonald-he-refused-to-approve-challenger-launch-exposed-cover. Retrieved March 8, 2021.
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