Haumea

E19352

Kuiper Belt object celestial body dwarf planet minor planet ringed dwarf planet trans-Neptunian object

Haumea is an elongated, fast-spinning dwarf planet in the Kuiper Belt notable for its rapid rotation, ring system, and two known moons.

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AI illustration

All labels observed (9)

Label	Occurrences
Haumea canonical	42
dwarf planet Haumea	7
Haumea system	4
136108 Haumea	2
Haumea I	2
2003 EL61	1
Haumea-nui	1
Haumea’s moons	1
trans-Neptunian object 136108 Haumea	1

How this entity was disambiguated

This entity first appeared as the object of triple T156264 — 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: Haumea
Context triple: [Solar System, hasDwarfPlanet, Haumea]

A. Eris
Eris is a distant, icy dwarf planet in the outer reaches of the Solar System, notable for its size comparable to Pluto and its role in prompting the redefinition of planetary status.
B. Alcyone
Alcyone is one of the Pleiades in Greek mythology, a daughter of the Titan Atlas and often associated with the star cluster of the same name.
C. Epimetheus
Epimetheus is a figure in Greek mythology, a Titan known as the foolish brother of Prometheus and husband of Pandora, whose actions helped bring misfortune to humanity.
D. Iapetus
Iapetus is a Titan from Greek mythology, often associated with mortality and craftsmanship and known as the father of Prometheus, Epimetheus, Atlas, and Menoetius.
E. Gaia
Gaia is the primordial Greek earth goddess, revered as the ancestral mother of all life and the personification of the Earth itself.
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: Haumea
Target entity description: Haumea is an elongated, fast-spinning dwarf planet in the Kuiper Belt notable for its rapid rotation, ring system, and two known moons.

A. Eris
Eris is a distant, icy dwarf planet in the outer reaches of the Solar System, notable for its size comparable to Pluto and its role in prompting the redefinition of planetary status.
B. Alcyone
Alcyone is one of the Pleiades in Greek mythology, a daughter of the Titan Atlas and often associated with the star cluster of the same name.
C. Epimetheus
Epimetheus is a figure in Greek mythology, a Titan known as the foolish brother of Prometheus and husband of Pandora, whose actions helped bring misfortune to humanity.
D. Iapetus
Iapetus is a Titan from Greek mythology, often associated with mortality and craftsmanship and known as the father of Prometheus, Epimetheus, Atlas, and Menoetius.
E. Gaia
Gaia is the primordial Greek earth goddess, revered as the ancestral mother of all life and the personification of the Earth itself.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	Kuiper Belt object ⓘ celestial body ⓘ dwarf planet ⓘ minor planet ⓘ ringed dwarf planet ⓘ trans-Neptunian object ⓘ
absoluteMagnitude	about 0.2 ⓘ
albedo	high geometric albedo ⓘ
alternativeName	2003 EL61 ⓘ linked to: Haumea
aphelionDistance	about 51.5 astronomical units ⓘ
argumentOfPerihelion	about 240.6 degrees ⓘ
belongsToDynamicalClass	Haumea family ⓘ
density	about 1.9 to 2.0 grams per cubic centimeter ⓘ
discoveredBy	José Luis Ortiz Moreno ⓘ Sierra Nevada Observatory team ⓘ
discoveryDate	2004-03-07 ⓘ
eccentricity	about 0.19 ⓘ
equilibriumFigure	Jacobi ellipsoid ⓘ
hasMoon	Hiʻiaka ⓘ Namaka ⓘ
hasRapidRotation	true ⓘ
hasRingSystem	true ⓘ
hasSurfaceFeature	dark red spot ⓘ
inclination	about 28.2 degrees ⓘ
isElongatedDueTo	rapid rotation ⓘ
isInHydrostaticEquilibrium	likely ⓘ
isNamesakeOf	Haumea family ⓘ
longitudeOfAscendingNode	about 122.2 degrees ⓘ
mass	about 4.0×10^21 kilograms ⓘ
meanAnomaly	about 205.5 degrees ⓘ
moonDiscoveryYear	2005 ⓘ
mpcDesignation	136108 Haumea ⓘ linked to: Haumea
namedAfter	Hawaiian goddess Haumea ⓘ
orbitalPeriod	about 284 Earth years ⓘ
orbitalRegion	Kuiper Belt ⓘ linked to: outer Solar System
orbits	Sun ⓘ
perihelionDistance	about 34.7 astronomical units ⓘ
recognizedAsDwarfPlanetBy	International Astronomical Union ⓘ
ringDiscoveryYear	2017 ⓘ
ringName	Hiʻiaka ring ⓘ
ringPlane	aligned with Haumea equator ⓘ
ringRadius	about 2287 kilometers from center ⓘ
rotationPeriod	about 3.9 hours ⓘ
rotationState	non-synchronous with moons ⓘ
semiMajorAxis	about 43.1 astronomical units ⓘ
shape	highly elongated ⓘ
spectralType	neutral to slightly blue ⓘ
surfaceComposition	water ice rich ⓘ

How these facts were elicited

Referenced by (61)

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

Solar System → hasDwarfPlanet → Haumea ⓘ

Kuiper Belt object → example → Haumea ⓘ

subject linked to: Kuiper Belt objects

Haumea → alternativeName → 2003 EL61 ⓘ

linked to: Haumea

Haumea → mpcDesignation → 136108 Haumea ⓘ

linked to: Haumea

Pele → family → Haumea ⓘ

Pele → parent → Haumea ⓘ

Sierra Nevada Observatory team → discovered → Haumea ⓘ

Haumea → epithet → Haumea-nui ⓘ

subject linked to: Hawaiian goddess Haumea

linked to: Haumea

Hiʻiaka ring → orbits → Haumea ⓘ

Hiʻiaka ring → partOf → Haumea system ⓘ

linked to: Haumea

Hiʻiaka ring → primaryBody → Haumea ⓘ

Hiʻiaka ring → hasOrbitalRelationWith → Haumea’s moons ⓘ

linked to: Haumea

Haumea family → namedAfter → Haumea ⓘ

Haumea family → hasMember → Haumea ⓘ

Haumea family → hasParentBody → Haumea ⓘ

outer Solar System → contains → Haumea ⓘ

Hiʻiaka → orbits → Haumea ⓘ

Hiʻiaka → isMoonOf → Haumea ⓘ

Hiʻiaka → isMoonOfDwarfPlanet → Haumea ⓘ

Hiʻiaka → isOneOfMoonsOf → Haumea ⓘ

Hiʻiaka → isTidallyLockedTo → Haumea ⓘ

Hiʻiaka → belongsToPlanetarySystem → Haumea system ⓘ

linked to: Haumea

Hiʻiaka → parentBody → Haumea ⓘ

Michael E. Brown → hasDiscovered → Haumea ⓘ

Namaka → orbits → Haumea ⓘ

Namaka → isSatelliteOf → Haumea ⓘ

Namaka → partOf → Haumea system ⓘ

linked to: Haumea

Namaka → isInnerMoonOf → Haumea ⓘ

Namaka → isSmallerMoonOf → Haumea ⓘ

Namaka → catalogueNumber → Haumea I ⓘ

linked to: Haumea

José Luis Ortiz Moreno → hasDiscovered → Haumea ⓘ

Kuiper Belt → contains → dwarf planet Haumea ⓘ

linked to: Haumea

Hiʻiaka → parent → Haumea ⓘ

(120178) 2003 OP32 → associatedWith → dwarf planet Haumea ⓘ

linked to: Haumea

(19308) 1996 TO66 → similarTo → Haumea ⓘ

(24835) 1995 SM55 → dynamicallyLinkedTo → Haumea ⓘ

(24835) 1995 SM55 → compositionallyLinkedTo → Haumea ⓘ

(24835) 1995 SM55 → hasRelationTo → dwarf planet Haumea ⓘ

linked to: Haumea

(416400) 2003 UZ117 → associatedWith → dwarf planet Haumea ⓘ

linked to: Haumea

(386723) 2009 YE7 → associatedWithDwarfPlanet → Haumea ⓘ

(386723) 2009 YE7 → hasSimilarOrbitTo → Haumea ⓘ

(315530) 2008 AP129 → dynamicallyAssociatedWith → Haumea ⓘ

(315530) 2008 AP129 → compositionallyAssociatedWith → Haumea ⓘ

(2003) SQ317 → associatedWith → Haumea ⓘ

(2005) UQ513 → isDynamicallyAssociatedWith → Haumea ⓘ

(2005) UQ513 → isLikelyCollisionalFragmentOf → Haumea ⓘ

(2009) BR60 → associatedWith → Haumea ⓘ

(2014) FT71 → isFragmentOf → dwarf planet Haumea ⓘ

linked to: Haumea

R. M. Brown → hasWorkTopic → Haumea ⓘ

S/2005 (2003 EL61) 1 → orbits → Haumea ⓘ

All labels observed (9)

How this entity was disambiguated Show

Statements (48)

How these facts were elicited Show

Referenced by (61)

How this entity was disambiguated

How these facts were elicited