NASA Astronaut Group 4

E323795

NASA astronaut group astronaut selection group

NASA Astronaut Group 4 was a cohort of scientist-astronauts selected in the mid-1960s to bring advanced scientific expertise to Apollo and later space missions.

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All labels observed (1)

Label	Occurrences
NASA Astronaut Group 4 canonical	3

How this entity was disambiguated

This entity first appeared as the object of triple T2987279 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: NASA Astronaut Group 4
Context triple: [Apollo astronauts, selectionFrom, NASA Astronaut Group 4]

A. NASA Astronaut Group 2
NASA Astronaut Group 2 was the second cohort of American astronauts, selected in 1962, that provided many of the key crew members for the Apollo lunar missions.
B. NASA Astronaut Group 3
NASA Astronaut Group 3 was a 1963 class of American astronauts whose members went on to play key roles in the Apollo lunar missions and later U.S. space programs.
C. NASA Astronaut Group 8
NASA Astronaut Group 8 was a 1978 class of NASA astronauts notable for including the first American women and minority astronauts, marking a major step toward a more diverse astronaut corps.
D. Mercury Seven
Mercury Seven were the first group of American astronauts, chosen in 1959 to pioneer NASA’s manned spaceflight efforts during the early Space Race.
E. NASA Astronaut Corps
The NASA Astronaut Corps is the group of highly trained astronauts who are selected, prepared, and assigned to crewed space missions for the United States space agency.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: NASA Astronaut Group 4
Target entity description: NASA Astronaut Group 4 was a cohort of scientist-astronauts selected in the mid-1960s to bring advanced scientific expertise to Apollo and later space missions.

A. NASA Astronaut Group 2
NASA Astronaut Group 2 was the second cohort of American astronauts, selected in 1962, that provided many of the key crew members for the Apollo lunar missions.
B. NASA Astronaut Group 3
NASA Astronaut Group 3 was a 1963 class of American astronauts whose members went on to play key roles in the Apollo lunar missions and later U.S. space programs.
C. NASA Astronaut Group 8
NASA Astronaut Group 8 was a 1978 class of NASA astronauts notable for including the first American women and minority astronauts, marking a major step toward a more diverse astronaut corps.
D. Mercury Seven
Mercury Seven were the first group of American astronauts, chosen in 1959 to pioneer NASA’s manned spaceflight efforts during the early Space Race.
E. NASA Astronaut Corps
The NASA Astronaut Corps is the group of highly trained astronauts who are selected, prepared, and assigned to crewed space missions for the United States space agency.
F. None of above. chosen

Statements (50)

Predicate	Object
instanceOf	NASA astronaut group ⓘ astronaut selection group ⓘ
alsoKnownAs	NASA Astronaut Corps ⓘ surface form: Scientist-Astronauts The Scientists ⓘ
basedAt	Houston, Texas, United States ⓘ surface form: Houston, Texas Johnson Space Center ⓘ surface form: Manned Spacecraft Center
country	United States of America ⓘ surface form: United States
era	Apollo program era ⓘ
member	Curtis L. Michel ⓘ Duane E. Graveline NERFINISHED ⓘ Edward G. Gibson NERFINISHED ⓘ Harrison H. Schmitt ⓘ Joseph P. Kerwin ⓘ Owen K. Garriott ⓘ
memberCount	6 ⓘ
memberFlownOnSkylab	Edward G. Gibson NERFINISHED ⓘ Joseph P. Kerwin ⓘ Owen K. Garriott ⓘ
memberFlownToMoon	Harrison H. Schmitt ⓘ
memberResignedBeforeFlight	Curtis L. Michel ⓘ Duane E. Graveline NERFINISHED ⓘ
notableFor	being the first group of NASA scientist-astronauts ⓘ including the only professional geologist to walk on the Moon ⓘ
numberOfAstronautsSelected	6 ⓘ
officialName	NASA Astronaut Group 4 self-link ⓘ
operator	NASA ⓘ
predecessor	NASA Astronaut Group 3 ⓘ
programAssociation	Apollo program ⓘ Skylab program ⓘ NASA Space Shuttle program ⓘ surface form: Space Shuttle program
purpose	to add scientist-astronauts to the NASA astronaut corps ⓘ to provide advanced scientific expertise for Apollo and later missions ⓘ
scientificDisciplineRepresented	engineering ⓘ geology ⓘ medicine ⓘ physics ⓘ
selectionContext	Space Race ⓘ surface form: Cold War space race increasing emphasis on scientific return from Apollo missions ⓘ
selectionDate	June 1965 ⓘ
selectionRequirement	U.S. citizenship ⓘ age under 35 at time of selection ⓘ doctoral degree in a natural science, medicine, or engineering ⓘ excellent physical health ⓘ experience in scientific research ⓘ height not exceeding standard NASA astronaut limits of the time ⓘ
selectionType	scientist-astronaut selection ⓘ
selectionYear	1965 ⓘ
successor	NASA Astronaut Group 5 ⓘ
trainingCountry	United States of America ⓘ surface form: United States
trainingLocation	Johnson Space Center ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Apollo astronauts → selectionFrom → NASA Astronaut Group 4 ⓘ

NASA Astronaut Group 4 → officialName → NASA Astronaut Group 4 self-link ⓘ

NASA Astronaut Group 5 → precededBy → NASA Astronaut Group 4 ⓘ

All labels observed (1)

How this entity was disambiguated Show

Statements (50)

How these facts were elicited Show

Referenced by (3)

How this entity was disambiguated

How these facts were elicited