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 5

How this entity was disambiguated

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 system ⓘ
linked to: Saturn
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 orbiter ⓘ
linked to: Cassini–Huygens
mass_kg 1.095e21 ⓘ
meanDensity_g_per_cm3 1.48 ⓘ
meanRadius_km 561.4 ⓘ
meanSurfaceTemperature_K 87 ⓘ
namedAfter Dione (mythology) ⓘ
linked to: Dione

Titaness Dione ⓘ
linked to: 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

Referenced by (5)

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