Sun
E3186
The Sun is the massive, luminous star at the center of our solar system that provides the light and heat necessary for life on Earth.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Sun canonical | 144 |
| the Sun | 10 |
| Sol (the Sun) | 1 |
| The Sun | 1 |
| the sun | 1 |
Statements (78)
| Predicate | Object |
|---|---|
| instanceOf |
G-type main-sequence star
ⓘ
astronomical object ⓘ celestial body ⓘ star ⓘ yellow dwarf ⓘ |
| absoluteMagnitude | +4.83 ⓘ |
| age | approximately 4.6 billion years ⓘ |
| apparentMagnitude | −26.74 ⓘ |
| averageDensity | approximately 1.41 grams per cubic centimeter ⓘ |
| averageDistanceFromEarth | approximately 149.6 million kilometers ⓘ |
| centralBodyOf |
Earth orbit
ⓘ
planetary orbits in Solar System ⓘ |
| coreComposition |
helium
ⓘ
hydrogen ⓘ |
| coreTemperature | approximately 15 million kelvin ⓘ |
| diameter | approximately 1.39268 million kilometers ⓘ |
| distanceFromEarth | approximately 1 astronomical unit ⓘ |
| distanceFromGalacticCenter | approximately 27,000 light-years ⓘ |
| dominates | Solar System mass ⓘ |
| effectiveTemperature | approximately 5778 kelvin ⓘ |
| emits |
X-rays
ⓘ
infrared radiation ⓘ neutrinos ⓘ radio waves ⓘ ultraviolet radiation ⓘ visible light ⓘ |
| energySource | nuclear fusion ⓘ |
| equatorialRadius | approximately 695700 kilometers ⓘ |
| escapeVelocity | approximately 617.7 kilometers per second ⓘ |
| finalState | white dwarf ⓘ |
| formationProcess | gravitational collapse of a molecular cloud ⓘ |
| fractionHeavierElementsByMass | about 2 percent ⓘ |
| fractionHeliumByMass | about 25 percent ⓘ |
| fractionHydrogenByMass | about 73 percent ⓘ |
| fractionOfSolarSystemMass | about 99.8 percent ⓘ |
| futureEvolution | red giant ⓘ |
| governs | space weather in inner Solar System ⓘ |
| hasEnglishName | Sun self-link ⓘ |
| hasFeature |
coronal mass ejection
ⓘ
prominence ⓘ solar flare ⓘ solar wind ⓘ sunspot ⓘ |
| hasGreekName | Helios ⓘ |
| hasLatinName | Sol ⓘ |
| hasLayer |
chromosphere
ⓘ
convective zone ⓘ core ⓘ corona ⓘ photosphere ⓘ radiative zone ⓘ |
| influences | Earth climate ⓘ |
| locatedIn |
Milky Way
ⓘ
Orion Arm ⓘ |
| luminosity | approximately 3.828e26 watts ⓘ |
| luminosityRelativeToSun | 1 ⓘ |
| magneticActivityCycle | approximately 11 years ⓘ |
| mass | approximately 1.989e30 kilograms ⓘ |
| massRelativeToEarth | approximately 333000 ⓘ |
| memberOf |
Local Bubble
ⓘ
Local Interstellar Cloud ⓘ |
| metallicity | about Z = 0.013–0.02 ⓘ |
| obliquity | about 7.25 degrees to ecliptic ⓘ |
| orbitalPeriodAroundGalacticCenter | about 225–250 million years ⓘ |
| partOf | Solar System ⓘ |
| photosphereComposition |
helium
ⓘ
hydrogen ⓘ |
| photosphereTemperature | approximately 5500 kelvin ⓘ |
| primaryFusionProcess | proton–proton chain ⓘ |
| provides |
heat for Earth
ⓘ
light for Earth ⓘ |
| radius | approximately 696340 kilometers ⓘ |
| rotationPeriodAtEquator | about 25 days ⓘ |
| rotationPeriodAtPoles | about 35 days ⓘ |
| rotationType | differential rotation ⓘ |
| shape | nearly spherical ⓘ |
| spectralType | G2V ⓘ |
| surfaceGravity | approximately 274 meters per second squared ⓘ |
Referenced by (157)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
the Sun
subject surface form:
Kuiper Belt object
this entity surface form:
the Sun
subject surface form:
SOHO
this entity surface form:
The Sun
subject surface form:
1036 Ganymed
this entity surface form:
the Sun
subject surface form:
944 Hidalgo
subject surface form:
1501 Baade