Pluto V
E487060
Pluto V is the fifth known natural satellite of the dwarf planet Pluto, officially named Styx.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pluto V canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5007448 — 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: Pluto V Context triple: [Styx, catalogIdentifier, Pluto V]
-
A.
Pluto IV
Pluto IV is the small outer moon of the dwarf planet Pluto, officially named Kerberos.
-
B.
Pluto
Pluto is a distant, icy dwarf planet in the Kuiper Belt known for its eccentric orbit and former status as the ninth planet of the Solar System.
-
C.
Pluto
Pluto is Mickey Mouse’s loyal pet dog, a classic Disney cartoon character known for his playful, expressive, and mostly non-speaking role in animated films and shorts.
-
D.
Pluto
Pluto is the Roman god of the underworld and wealth, often identified with the Greek god Hades.
-
E.
Playful Pluto
Playful Pluto is a classic 1934 Disney animated short film featuring Mickey Mouse’s dog Pluto in one of his earliest starring roles, known for its expressive character animation and physical comedy.
- 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: Pluto V Target entity description: Pluto V is the fifth known natural satellite of the dwarf planet Pluto, officially named Styx.
-
A.
Pluto IV
Pluto IV is the small outer moon of the dwarf planet Pluto, officially named Kerberos.
-
B.
Pluto
Pluto is a distant, icy dwarf planet in the Kuiper Belt known for its eccentric orbit and former status as the ninth planet of the Solar System.
-
C.
Pluto
Pluto is Mickey Mouse’s loyal pet dog, a classic Disney cartoon character known for his playful, expressive, and mostly non-speaking role in animated films and shorts.
-
D.
Pluto
Pluto is the Roman god of the underworld and wealth, often identified with the Greek god Hades.
-
E.
Playful Pluto
Playful Pluto is a classic 1934 Disney animated short film featuring Mickey Mouse’s dog Pluto in one of his earliest starring roles, known for its expressive character animation and physical comedy.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
Plutonian moon
ⓘ
moon ⓘ natural satellite ⓘ |
| albedo | high ⓘ |
| belongsTo | Kuiper belt object system ⓘ |
| belongsToPlanetarySystem | Pluto system NERFINISHED ⓘ |
| cataloguedAs | Pluto V NERFINISHED ⓘ |
| discoveredBy |
Hubble Space Telescope Pluto Companion Search Team
NERFINISHED
ⓘ
Mark R. Showalter NERFINISHED ⓘ |
| discoveredIn | 2012 ⓘ |
| discoveredUsing | Hubble Space Telescope NERFINISHED ⓘ |
| discoveryDate | 2012-06-26 ⓘ |
| discoveryMethod | optical imaging ⓘ |
| distanceFromSun_AU | ~39 at Pluto system ⓘ |
| exploredBy | New Horizons spacecraft NERFINISHED ⓘ |
| flybyDate | 2015-07-14 ⓘ |
| hasAtmosphere | no significant atmosphere ⓘ |
| hasOrbitalEccentricity | low ⓘ |
| hasOrbitalInclination | small relative to Pluto-Charon plane ⓘ |
| hasRotationState | chaotic rotation ⓘ |
| hostBody | Pluto NERFINISHED ⓘ |
| inResonanceWith |
Charon
NERFINISHED
ⓘ
Hydra NERFINISHED ⓘ Kerberos NERFINISHED ⓘ Nix NERFINISHED ⓘ |
| isFifthKnownSatelliteOf | Pluto NERFINISHED ⓘ |
| massRelativeToPluto | very small ⓘ |
| meanRadius_km | ~5 to 7.5 ⓘ |
| memberOf | outer small moons of Pluto ⓘ |
| namedAfter | Styx (mythology) NERFINISHED ⓘ |
| nameOrigin | river Styx in Greek mythology ⓘ |
| namingAuthority | International Astronomical Union NERFINISHED ⓘ |
| observedBy |
New Horizons LORRI camera
NERFINISHED
ⓘ
New Horizons Ralph instrument ⓘ |
| officialName | Styx NERFINISHED ⓘ |
| officialNameAdopted | 2013-07-02 ⓘ |
| orbitalDirection | prograde ⓘ |
| orbitalPeriod_days | ~20.16 ⓘ |
| orbits | Pluto NERFINISHED ⓘ |
| partOf | Pluto-Charon system NERFINISHED ⓘ |
| provisionalDesignation | S/2012 (134340) 1 NERFINISHED ⓘ |
| semiMajorAxis_km | ~42656 ⓘ |
| shape | irregular ⓘ |
| surfaceColor | neutral to slightly gray ⓘ |
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: Pluto V Description of subject: Pluto V is the fifth known natural satellite of the dwarf planet Pluto, officially named Styx.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.