The English Wikipedia article on Alan Shepard, consulted for his 1961 first American spaceflight used as the field-origin-era for the United States astronaut subcategory.
Facts
PublisherWikimedia Foundation
Source TypeOnline encyclopedia
URLhttps://en.wikipedia.org/wiki/Alan_Shepard
Reliability Tier2
Sources
Wikipedia: Alan Shepard
Claims Backed By This Source (9 claims)
This source backs 9 claims across the atlas. As facts: 6 well-attested. As cited relationships: 2 holds. Plus 1 entities citing it as a general reference with no single fact or relationship attached.
Disposition By Topic
- Sources, 5 claims: 5 well-attested.
- Astronauts and Cosmonauts, 2 claims: 2 holds.
- Subcategories, 2 claims: 1 well-attested, 1 general references.
Holds
2Astronauts and Cosmonauts
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