Planet Earth
E542085
astronomical object
habitable planet
homeworld of humanity
planet of the Solar System
terrestrial planet
Planet Earth is the third planet from the Sun, distinguished by its abundant liquid water, diverse ecosystems, and status as the only known world to support life.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Planet Earth canonical | 1 |
| planet Earth (second version) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5696692 — 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: Planet Earth Context triple: [Ocean Deep, partOf, Planet Earth]
-
A.
Planet Earth
Planet Earth is a landmark BBC nature documentary series, narrated by David Attenborough, that showcases the planet’s diverse ecosystems and wildlife with groundbreaking cinematography.
-
B.
Our Planet
Our Planet is a visually stunning nature documentary series that explores Earth's diverse ecosystems and the impacts of climate change, narrated by Sir David Attenborough.
-
C.
Planet Earth II
Planet Earth II is a visually stunning BBC nature documentary series that explores diverse ecosystems around the globe, narrated by Sir David Attenborough.
-
D.
Planet Earth III
Planet Earth III is a landmark BBC nature documentary series that showcases the planet’s diverse wildlife and ecosystems with cutting-edge cinematography and storytelling.
-
E.
The Blue Planet
The Blue Planet is a landmark BBC nature documentary series exploring the world's oceans, narrated by David Attenborough.
- 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: Planet Earth Target entity description: Planet Earth is the third planet from the Sun, distinguished by its abundant liquid water, diverse ecosystems, and status as the only known world to support life.
-
A.
Planet Earth
Planet Earth is a landmark BBC nature documentary series, narrated by David Attenborough, that showcases the planet’s diverse ecosystems and wildlife with groundbreaking cinematography.
-
B.
Our Planet
Our Planet is a visually stunning nature documentary series that explores Earth's diverse ecosystems and the impacts of climate change, narrated by Sir David Attenborough.
-
C.
Planet Earth II
Planet Earth II is a visually stunning BBC nature documentary series that explores diverse ecosystems around the globe, narrated by Sir David Attenborough.
-
D.
Planet Earth III
Planet Earth III is a landmark BBC nature documentary series that showcases the planet’s diverse wildlife and ecosystems with cutting-edge cinematography and storytelling.
-
E.
The Blue Planet
The Blue Planet is a landmark BBC nature documentary series exploring the world's oceans, narrated by David Attenborough.
- F. None of above. chosen
Statements (67)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical object
ⓘ
habitable planet ⓘ homeworld of humanity ⓘ planet of the Solar System ⓘ terrestrial planet ⓘ |
| age | about 4.54 billion years ⓘ |
| atmosphericPressureAtSeaLevel | about 101.3 kPa ⓘ |
| averageSurfaceTemperature | about 15 °C ⓘ |
| axialTilt | about 23.4 degrees ⓘ |
| belongsToGalaxy | Milky Way NERFINISHED ⓘ |
| belongsToPlanetarySystem | Solar System NERFINISHED ⓘ |
| biosphere | global ecosystem of living organisms ⓘ |
| causesSeasons | axial tilt ⓘ |
| dominantLifeForm | humans ⓘ |
| equatorialDiameter | about 12,756 kilometers ⓘ |
| hasAlternativeName |
Planet Earth
NERFINISHED
ⓘ
the Blue Planet NERFINISHED ⓘ the World NERFINISHED ⓘ |
| hasAtmosphere | yes ⓘ |
| hasAtmosphereLayer |
exosphere
ⓘ
mesosphere ⓘ stratosphere ⓘ thermosphere ⓘ troposphere ⓘ |
| hasContinent |
Africa
NERFINISHED
ⓘ
Antarctica NERFINISHED ⓘ Asia NERFINISHED ⓘ Australia NERFINISHED ⓘ Europe NERFINISHED ⓘ North America NERFINISHED ⓘ South America NERFINISHED ⓘ |
| hasGeosphere | solid Earth ⓘ |
| hasHumanCivilization | yes ⓘ |
| hasHydrosphere | global water system ⓘ |
| hasLiquidWaterOnSurface | yes ⓘ |
| hasMagneticField | yes ⓘ |
| hasNaturalSatellite | Moon NERFINISHED ⓘ |
| hasOcean |
Arctic Ocean
NERFINISHED
ⓘ
Atlantic Ocean NERFINISHED ⓘ Indian Ocean NERFINISHED ⓘ Pacific Ocean NERFINISHED ⓘ Southern Ocean NERFINISHED ⓘ |
| hasPlateTectonics | yes ⓘ |
| hasPolarRegion |
Antarctic
NERFINISHED
ⓘ
Arctic NERFINISHED ⓘ |
| hasTectonicActivity | yes ⓘ |
| hostStarType | G-type main-sequence star ⓘ |
| isOnlyKnownPlanetWithPlateTectonics | yes ⓘ |
| isOnlyKnownPlanetWithStableLiquidWaterSurface | yes ⓘ |
| isOnlyKnownWorldWithLife | yes ⓘ |
| magneticFieldSource | liquid outer core ⓘ |
| mass | about 5.97 × 10^24 kilograms ⓘ |
| meanDistanceFromSun | about 149.6 million kilometers ⓘ |
| meanRadius | about 6,371 kilometers ⓘ |
| numberOfNaturalSatellites | 1 ⓘ |
| orbitalPeriod | about 365.25 days ⓘ |
| orbits | Sun NERFINISHED ⓘ |
| polarDiameter | about 12,714 kilometers ⓘ |
| positionInSolarSystem | third planet from the Sun ⓘ |
| primaryAtmosphericComponent |
nitrogen
ⓘ
oxygen ⓘ |
| rotationPeriod | about 23.93 hours ⓘ |
| shape | oblate spheroid ⓘ |
| supportsLife | yes ⓘ |
| surfaceComposition |
about 29% land
ⓘ
about 71% water ⓘ |
| surfaceGravity | about 9.8 m/s² ⓘ |
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: Planet Earth Description of subject: Planet Earth is the third planet from the Sun, distinguished by its abundant liquid water, diverse ecosystems, and status as the only known world to support life.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
planet Earth (second version)