Solar System barycenter
E106162
The Solar System barycenter is the shifting common center of mass around which the Sun and all planets, comets, and other bodies in the Solar System collectively orbit.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Solar System barycenter canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T896219 — 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: Solar System barycenter Context triple: [Oort cloud, orbitalCenter, Solar System barycenter]
-
A.
Solar System
The Solar System is the gravitationally bound system of the Sun and the celestial bodies that orbit it, including Earth and other planets, moons, asteroids, and comets.
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B.
Gauss’s planetary equations
Gauss’s planetary equations are a set of differential equations in celestial mechanics that describe how a planet’s orbital elements change over time under the influence of perturbing forces.
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C.
Sun–Earth L2
Sun–Earth L2 is a gravitationally stable point in space located beyond Earth's orbit where the combined gravity of the Sun and Earth allows spacecraft, such as the James Webb Space Telescope, to maintain a relatively constant position with minimal fuel use.
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D.
Division on Dynamical Astronomy
The Division on Dynamical Astronomy is a specialized branch of the American Astronomical Society focused on the study of the motions and gravitational interactions of astronomical objects.
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E.
Oort cloud
The Oort cloud is a distant, spherical shell of icy bodies surrounding the Solar System, thought to be the source of many long-period comets.
- 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: Solar System barycenter Target entity description: The Solar System barycenter is the shifting common center of mass around which the Sun and all planets, comets, and other bodies in the Solar System collectively orbit.
-
A.
Solar System
The Solar System is the gravitationally bound system of the Sun and the celestial bodies that orbit it, including Earth and other planets, moons, asteroids, and comets.
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B.
Gauss’s planetary equations
Gauss’s planetary equations are a set of differential equations in celestial mechanics that describe how a planet’s orbital elements change over time under the influence of perturbing forces.
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C.
Sun–Earth L2
Sun–Earth L2 is a gravitationally stable point in space located beyond Earth's orbit where the combined gravity of the Sun and Earth allows spacecraft, such as the James Webb Space Telescope, to maintain a relatively constant position with minimal fuel use.
-
D.
Division on Dynamical Astronomy
The Division on Dynamical Astronomy is a specialized branch of the American Astronomical Society focused on the study of the motions and gravitational interactions of astronomical objects.
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E.
Oort cloud
The Oort cloud is a distant, spherical shell of icy bodies surrounding the Solar System, thought to be the source of many long-period comets.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical concept
ⓘ
barycenter ⓘ center of mass ⓘ |
| approximateDistanceFromSun | within a few solar radii ⓘ |
| canLieInside | Sun ⓘ |
| canLieOutside | Sun ⓘ |
| coordinateSystem | often expressed in barycentric coordinates ⓘ |
| definedAs | common center of mass of all bodies in the Solar System ⓘ |
| describedBy |
Newtonian mechanics
ⓘ
general relativity ⓘ |
| distinguishedFrom |
Sun’s geometric center
ⓘ
heliocenter ⓘ |
| governsMotionOf |
Solar System bodies
ⓘ
Sun ⓘ planets ⓘ |
| hasAbbreviation | SSB ⓘ |
| hasProperty |
approximately inertial for Solar System dynamics
ⓘ
non-inertial with respect to distant galaxies ⓘ |
| locatedNear | Sun ⓘ |
| mostStronglyInfluencedBy | Jupiter ⓘ |
| movesAround |
Milky Way center
ⓘ
surface form:
Galactic center
|
| orbitsWith |
Sun
ⓘ
asteroids ⓘ comets ⓘ dwarf planets ⓘ planets ⓘ trans-Neptunian objects ⓘ |
| partOf | Solar System ⓘ |
| positionDependsOn |
gravitational interactions in Solar System
ⓘ
masses of Solar System bodies ⓘ positions of Solar System bodies ⓘ |
| referenceFrameFor |
barycentric celestial reference system
ⓘ
barycentric coordinate time ⓘ barycentric dynamical time ⓘ |
| relevantFor |
modeling Solar System gravitational potential
ⓘ
radial velocity measurements of Sun ⓘ timing of planetary transits ⓘ |
| stronglyInfluencedBy |
Saturn
ⓘ
outer giant planets ⓘ |
| temporalBehavior |
follows complex path relative to Sun
ⓘ
position changes continuously over time ⓘ |
| usedBy |
International Celestial Reference System
ⓘ
surface form:
International Astronomical Union reference systems
Jet Propulsion Laboratory ephemerides ⓘ |
| usedIn |
gravitational wave detection experiments
ⓘ
high-precision planetary ephemerides ⓘ pulsar timing analyses ⓘ spacecraft navigation ⓘ |
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: Solar System barycenter Description of subject: The Solar System barycenter is the shifting common center of mass around which the Sun and all planets, comets, and other bodies in the Solar System collectively orbit.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.