NASA Planetary Defense Coordination Office
E410428
The NASA Planetary Defense Coordination Office is the agency’s lead organization for detecting, tracking, and coordinating responses to potentially hazardous near-Earth objects to protect Earth from asteroid and comet impact threats.
All labels observed (3)
| Label | Occurrences |
|---|---|
| NASA Planetary Defense Coordination Office canonical | 5 |
| NASA Planetary Defense program | 1 |
| Planetary Defense Coordination Office (fictionalized) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4065219 — 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 Planetary Defense Coordination Office Context triple: [NEOWISE mission, supportsProgram, NASA Planetary Defense Coordination Office]
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A.
NASA Planetary Science Division
The NASA Planetary Science Division is the branch of NASA responsible for planning and conducting robotic exploration and scientific study of planets, moons, and other bodies in our solar system and beyond.
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B.
NASA Science Mission Directorate
The NASA Science Mission Directorate is the division of NASA responsible for planning and overseeing the agency’s science programs and missions that explore Earth, the solar system, and the universe.
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C.
Space Science Center
The Space Science Center is a research and education facility at Morehead State University focused on space science, astrophysics, and satellite technologies.
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D.
Space Coordination Office
The Space Coordination Office was an Australian government body responsible for coordinating national civil space policy and activities prior to the establishment of the Australian Space Agency.
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E.
Spacewatch
Spacewatch is an astronomical survey program at the University of Arizona that uses telescopes on Kitt Peak to discover and study minor planets, comets, and other small bodies in the Solar System.
- 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 Planetary Defense Coordination Office Target entity description: The NASA Planetary Defense Coordination Office is the agency’s lead organization for detecting, tracking, and coordinating responses to potentially hazardous near-Earth objects to protect Earth from asteroid and comet impact threats.
-
A.
NASA Planetary Science Division
The NASA Planetary Science Division is the branch of NASA responsible for planning and conducting robotic exploration and scientific study of planets, moons, and other bodies in our solar system and beyond.
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B.
NASA Science Mission Directorate
The NASA Science Mission Directorate is the division of NASA responsible for planning and overseeing the agency’s science programs and missions that explore Earth, the solar system, and the universe.
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C.
Space Science Center
The Space Science Center is a research and education facility at Morehead State University focused on space science, astrophysics, and satellite technologies.
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D.
Space Coordination Office
The Space Coordination Office was an Australian government body responsible for coordinating national civil space policy and activities prior to the establishment of the Australian Space Agency.
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E.
Spacewatch
Spacewatch is an astronomical survey program at the University of Arizona that uses telescopes on Kitt Peak to discover and study minor planets, comets, and other small bodies in the Solar System.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
NASA office
ⓘ
government organization ⓘ planetary defense organization ⓘ |
| coordinatesWith |
Federal Emergency Management Agency
ⓘ
International Asteroid Warning Network ⓘ Space Mission Planning Advisory Group ⓘ U.S. Department of Defense ⓘ
linked to:
Department of Defense
U.S. Department of State ⓘ
linked to:
United States Department of State
|
| country |
United States
ⓘ
linked to:
United States of America
|
| fieldOfWork |
asteroid impact risk assessment
ⓘ
comet impact risk assessment ⓘ impact hazard mitigation ⓘ near-Earth object detection ⓘ planetary defense ⓘ space situational awareness ⓘ |
| focusesOn |
near-Earth objects larger than 140 meters in diameter
ⓘ
potentially hazardous asteroids ⓘ potentially hazardous comets ⓘ |
| hasMission |
characterize potentially hazardous near-Earth objects
ⓘ
coordinate U.S. government planning for planetary defense ⓘ coordinate international planetary defense efforts ⓘ detect potentially hazardous near-Earth objects ⓘ develop strategies to mitigate asteroid and comet impact threats ⓘ provide timely and accurate information about impact threats to decision makers ⓘ support emergency preparedness and response planning for impact scenarios ⓘ support research and technology development for planetary defense ⓘ track potentially hazardous near-Earth objects ⓘ |
| headquartersLocation | Washington, D.C. ⓘ |
| inception | 2016 ⓘ |
| languageOfWorkOrName | English ⓘ |
| locatedInTheAdministrativeTerritorialEntity | District of Columbia ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| mandate | protect Earth from asteroid and comet impact threats ⓘ |
| notableWork |
Double Asteroid Redirection Test
ⓘ
linked to:
DART spacecraft
|
| oversees |
NASA planetary defense projects
ⓘ
impact risk assessment activities ⓘ near-Earth object observation programs ⓘ planetary defense technology demonstration missions ⓘ |
| parentOrganization | NASA ⓘ |
| partOf |
NASA Planetary Science Division
ⓘ
NASA Science Mission Directorate ⓘ |
| responsibleFor |
coordinating impact disaster response exercises
ⓘ
developing impact scenario simulations ⓘ issuing notifications of significant impact threats ⓘ maintaining a catalog of near-Earth objects ⓘ |
| uses |
ground-based telescopes for NEO detection
ⓘ
space-based telescopes for NEO detection ⓘ |
| website | https://www.nasa.gov/planetarydefense ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: NASA Planetary Defense Coordination Office Description of subject: The NASA Planetary Defense Coordination Office is the agency’s lead organization for detecting, tracking, and coordinating responses to potentially hazardous near-Earth objects to protect Earth from asteroid and comet impact threats.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: NASA Planetary Defense Coordination Office
linked to: NASA Planetary Defense Coordination Office
NASA Near-Earth Object Observations Program
→
parentOrganization
→
NASA Planetary Defense Coordination Office
ⓘ
NASA Near-Earth Object Observations Program
→
supports
→
NASA Planetary Defense Coordination Office
ⓘ
NASA Near-Earth Object Observations Program
→
managedBy
→
NASA Planetary Defense Coordination Office
ⓘ