Dione
E144515
Dione is an icy mid-sized moon of Saturn known for its bright, heavily cratered surface and extensive system of fractures and cliffs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dione canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1146398 — 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: Dione Context triple: [Saturn, hasMajorMoon, Dione]
-
A.
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.
-
B.
Tethys
Tethys is one of Saturn’s mid-sized icy moons, known for its bright, heavily cratered surface and massive Odysseus impact basin.
-
C.
Tethys
Tethys is a Titaness in Greek mythology, traditionally regarded as a primordial sea goddess and wife of Oceanus.
-
D.
Jovian moon Taygete
Jovian moon Taygete is a small, irregular, retrograde outer satellite of Jupiter belonging to the Carme group of moons.
-
E.
Aegaeon
Aegaeon is a figure from Greek mythology, often identified with the Hecatoncheires giant Briareus, known for having a hundred hands and fifty heads.
- 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: Dione Target entity description: Dione is an icy mid-sized moon of Saturn known for its bright, heavily cratered surface and extensive system of fractures and cliffs.
-
A.
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.
-
B.
Tethys
Tethys is one of Saturn’s mid-sized icy moons, known for its bright, heavily cratered surface and massive Odysseus impact basin.
-
C.
Tethys
Tethys is a Titaness in Greek mythology, traditionally regarded as a primordial sea goddess and wife of Oceanus.
-
D.
Jovian moon Taygete
Jovian moon Taygete is a small, irregular, retrograde outer satellite of Jupiter belonging to the Carme group of moons.
-
E.
Aegaeon
Aegaeon is a figure from Greek mythology, often identified with the Hecatoncheires giant Briareus, known for having a hundred hands and fifty heads.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
icy moon
ⓘ
moon of Saturn ⓘ natural satellite ⓘ |
| albedo | high ⓘ |
| averageOrbitalDistanceFromSaturn_km | 377400 ⓘ |
| axialTilt_degrees | 0 ⓘ |
| belongsToGroup | major moons of Saturn ⓘ |
| belongsToPlanetarySystem |
Saturn
ⓘ
surface form:
Saturn system
|
| celestialBodyType | mid-sized moon ⓘ |
| diameter_km | 1122.8 ⓘ |
| discoveredBy | Giovanni Domenico Cassini ⓘ |
| discoveryDate | 1684 ⓘ |
| geologicalCharacteristic |
bright icy surface
ⓘ
cliffs and scarps ⓘ extensive system of fractures ⓘ heavily cratered surface ⓘ |
| hasExosphere | tenuous oxygen exosphere ⓘ |
| hasTidalInteractionWith |
Enceladus
ⓘ
Saturn ⓘ |
| imagedInDetailBy |
Cassini–Huygens
ⓘ
surface form:
Cassini orbiter
|
| mass_kg | 1.095e21 ⓘ |
| meanDensity_g_per_cm3 | 1.48 ⓘ |
| meanRadius_km | 561.4 ⓘ |
| meanSurfaceTemperature_K | 87 ⓘ |
| namedAfter |
Dione
ⓘ
surface form:
Dione (mythology)
Dione ⓘ
surface form:
Titaness Dione
|
| orbitalEccentricity | 0.0022 ⓘ |
| orbitalInclination_degrees | 0.02 ⓘ |
| orbitalPeriod_days | 2.736915 ⓘ |
| orbits | Saturn ⓘ |
| possibleInternalStructure |
rocky core
ⓘ
subsurface ocean (hypothesized) ⓘ water-ice mantle ⓘ |
| primarySpectralType | water-ice dominated ⓘ |
| relativePositionAmongMajorMoons |
orbits inside Rhea
ⓘ
orbits outside Enceladus ⓘ |
| rotationalState | synchronous rotation ⓘ |
| rotationPeriod_days | 2.736915 ⓘ |
| semiMajorAxis_km | 377400 ⓘ |
| surfaceComposition | water ice ⓘ |
| surfaceFeature |
bright wispy terrains
ⓘ
chasmata ⓘ impact craters ⓘ tectonic fractures ⓘ |
| surfaceGravity_m_per_s2 | 0.232 ⓘ |
| visitedBy |
Cassini–Huygens
ⓘ
Voyager 1 ⓘ Voyager 2 ⓘ |
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: Dione Description of subject: Dione is an icy mid-sized moon of Saturn known for its bright, heavily cratered surface and extensive system of fractures and cliffs.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.