Adrastea
E642758
Adrastea is a small inner moon of Jupiter that orbits close to the planet’s rings and helps supply them with material.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T7099920 — 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: Adrastea Context triple: [Jovian satellite system, hasMember, Adrastea]
-
A.
Adrastea
Adrastea is an epithet and aspect of the Greek goddess Nemesis, associated with inescapable retribution and the dispensing of divine justice.
-
B.
Amalthea
Amalthea is a nurturing figure from Greek mythology, often depicted as the goat or nymph who cared for the infant Zeus and is associated with the origin of the cornucopia.
-
C.
Aegaeon
Aegaeon is a figure from Greek mythology, often identified with the Hecatoncheires giant Briareus, known for having a hundred hands and fifty heads.
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D.
Dione
Dione is an icy mid-sized moon of Saturn known for its bright, heavily cratered surface and extensive system of fractures and cliffs.
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E.
Dione
Dione is a figure in Greek mythology often regarded as a Titaness or early goddess associated with oracular power and sometimes identified as the mother of Aphrodite.
- 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: Adrastea Target entity description: Adrastea is a small inner moon of Jupiter that orbits close to the planet’s rings and helps supply them with material.
-
A.
Adrastea
Adrastea is an epithet and aspect of the Greek goddess Nemesis, associated with inescapable retribution and the dispensing of divine justice.
-
B.
Amalthea
Amalthea is a nurturing figure from Greek mythology, often depicted as the goat or nymph who cared for the infant Zeus and is associated with the origin of the cornucopia.
-
C.
Aegaeon
Aegaeon is a figure from Greek mythology, often identified with the Hecatoncheires giant Briareus, known for having a hundred hands and fifty heads.
-
D.
Dione
Dione is an icy mid-sized moon of Saturn known for its bright, heavily cratered surface and extensive system of fractures and cliffs.
-
E.
Dione
Dione is a figure in Greek mythology often regarded as a Titaness or early goddess associated with oracular power and sometimes identified as the mother of Aphrodite.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
inner moon of Jupiter
ⓘ
irregularly shaped body ⓘ moon of Jupiter ⓘ natural satellite ⓘ |
| albedo | low ⓘ |
| alternativeName | Jupiter XV NERFINISHED ⓘ |
| belongsToCountryOfDiscovery | United States NERFINISHED ⓘ |
| belongsToGroup | inner Jovian moons ⓘ |
| belongsToPlanetarySystem |
Jovian system
NERFINISHED
ⓘ
Jupiter system NERFINISHED ⓘ |
| celestialBody | moon ⓘ |
| density | about 0.86 g/cm³ ⓘ |
| dimensions | about 20 × 16 × 14 km ⓘ |
| discoveredBy |
David C. Jewitt
NERFINISHED
ⓘ
G. Edward Danielson NERFINISHED ⓘ Voyager 2 imaging team NERFINISHED ⓘ |
| discoveredBySpacecraft | Voyager 2 NERFINISHED ⓘ |
| discoveryDate | 1979 ⓘ |
| discoveryMethod | spacecraft imaging ⓘ |
| equilibriumTemperature | very low ⓘ |
| hasNoSignificantAtmosphere | true ⓘ |
| helpsSupplyMaterialTo |
Jupiter’s main ring
ⓘ
Jupiter’s ring system ⓘ |
| IAUDesignation | Jupiter XV NERFINISHED ⓘ |
| isCloserToJupiterThan | Amalthea NERFINISHED ⓘ |
| isSmallerThan |
Amalthea
NERFINISHED
ⓘ
Earth’s Moon NERFINISHED ⓘ |
| isTidalLockedTo | Jupiter NERFINISHED ⓘ |
| liesWithin | Jupiter’s ring region NERFINISHED ⓘ |
| likelyComposition | water ice and rock ⓘ |
| meanOrbitalRadius | 129000 km ⓘ |
| meanRadius | about 8.2 km ⓘ |
| namedAfter | Adrasteia NERFINISHED ⓘ |
| namedAfterFrom | Greek mythology NERFINISHED ⓘ |
| namedAfterRole | a nymph who nursed the infant Zeus ⓘ |
| observedBy |
Galileo spacecraft
NERFINISHED
ⓘ
Hubble Space Telescope NERFINISHED ⓘ Voyager 2 NERFINISHED ⓘ |
| orbitalPeriod |
0.298 day
ⓘ
about 7.2 hours ⓘ |
| orbits | Jupiter NERFINISHED ⓘ |
| orbitsDirection | prograde ⓘ |
| orbitsNear | Jupiter’s main ring ⓘ |
| parentPlanet | Jupiter NERFINISHED ⓘ |
| semiMajorAxis | 129000 km ⓘ |
| shape | irregular ⓘ |
| surfaceColor | dark ⓘ |
| surfaceEscapeVelocity | very low ⓘ |
| synchronousRotation | true ⓘ |
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: Adrastea Description of subject: Adrastea is a small inner moon of Jupiter that orbits close to the planet’s rings and helps supply them with material.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Himalia