Ultima Thule
E532333
Ultima Thule is the former nickname of the Kuiper Belt object 486958 Arrokoth, a distant, contact-binary world visited by NASA’s New Horizons spacecraft.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Ultima Thule canonical | 2 |
| Ultima Thule smaller lobe | 1 |
| contact binary system Ultima Thule | 1 |
| farthest Thule | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5561157 — 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: Ultima Thule Context triple: [Arrokoth, previouslyNicknamed, Ultima Thule]
-
A.
Neo-Thule
Neo-Thule refers to the later cultural and archaeological phase of the Thule Inuit, marked by their expansion across the Arctic and development of sophisticated sea-mammal hunting technologies.
-
B.
Autochthe
Autochthe is a lesser-known figure in Greek mythology, traditionally named among the daughters of the hero Perseus.
-
C.
Erskyne
Erskyne is an alternative spelling or variant form of the name Erskine, which is used as a surname and given name of Scottish origin.
-
D.
The Monolith
The Monolith is a towering granite sculpture in Oslo’s Vigeland installation, depicting a writhing column of intertwined human figures symbolizing the cycle of life.
-
E.
Yer Maun
Yer Maun is the famous nickname of legendary Northern Irish motorcycle road racer Joey Dunlop, renowned for his dominance at the Isle of Man TT.
- 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: Ultima Thule Target entity description: Ultima Thule is the former nickname of the Kuiper Belt object 486958 Arrokoth, a distant, contact-binary world visited by NASA’s New Horizons spacecraft.
-
A.
Neo-Thule
Neo-Thule refers to the later cultural and archaeological phase of the Thule Inuit, marked by their expansion across the Arctic and development of sophisticated sea-mammal hunting technologies.
-
B.
Autochthe
Autochthe is a lesser-known figure in Greek mythology, traditionally named among the daughters of the hero Perseus.
-
C.
Erskyne
Erskyne is an alternative spelling or variant form of the name Erskine, which is used as a surname and given name of Scottish origin.
-
D.
The Monolith
The Monolith is a towering granite sculpture in Oslo’s Vigeland installation, depicting a writhing column of intertwined human figures symbolizing the cycle of life.
-
E.
Yer Maun
Yer Maun is the famous nickname of legendary Northern Irish motorcycle road racer Joey Dunlop, renowned for his dominance at the Isle of Man TT.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | nickname ⓘ |
| appliedTo |
New Horizons flyby target 2014 MU69
ⓘ
linked to:
Kuiper Belt object Arrokoth
trans-Neptunian object 2014 MU69 ⓘ |
| associatedBody |
NASA New Horizons spacecraft
ⓘ
linked to:
New Horizons
|
| associatedDiscoveryDesignation | 2014 MU69 ⓘ |
| associatedObjectOrbit | beyond Neptune ⓘ |
| associatedObjectType | cold classical Kuiper Belt object ⓘ |
| associatedWithMission | New Horizons ⓘ |
| controversyContext | name later considered problematic ⓘ |
| describes |
a Kuiper Belt object
ⓘ
a contact-binary world ⓘ |
| distanceContext | distant solar system object ⓘ |
| flybyDateOfAssociatedObject | 2019-01-01 ⓘ |
| languageOfName | Latin ⓘ |
| locationOfAssociatedObject | Kuiper Belt ⓘ |
| meaningOfName |
beyond the known world
ⓘ
farthest Thule ⓘ
linked to:
Ultima Thule
|
| namingContext | New Horizons public naming campaign ⓘ |
| refersTo |
486958 Arrokoth
ⓘ
linked to:
Kuiper Belt object Arrokoth
Arrokoth ⓘ
linked to:
Kuiper Belt object Arrokoth
Kuiper Belt object 486958 Arrokoth ⓘ
linked to:
Kuiper Belt object Arrokoth
|
| replacedBy |
486958 Arrokoth
ⓘ
linked to:
Kuiper Belt object Arrokoth
Arrokoth ⓘ
linked to:
Kuiper Belt object Arrokoth
|
| replacedDueTo | cultural and historical concerns ⓘ |
| shapeContext | contact binary ⓘ |
| status | former nickname ⓘ |
| usedBy |
NASA
ⓘ
New Horizons mission team ⓘ
linked to:
New Horizons science team
|
| usedFor | Kuiper Belt Extended Mission target of New Horizons ⓘ |
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: Ultima Thule Description of subject: Ultima Thule is the former nickname of the Kuiper Belt object 486958 Arrokoth, a distant, contact-binary world visited by NASA’s New Horizons spacecraft.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Kuiper Belt object Arrokoth
linked to: Ultima Thule
linked to: Ultima Thule
linked to: Ultima Thule