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.
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 (50)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
the Sun
this entity surface form:
the Sun
this entity surface form:
the Sun
subject surface form:
1036 Ganymed
subject surface form:
1501 Baade
subject surface form:
944 Hidalgo
subject surface form:
Kuiper Belt object
subject surface form:
SOHO
this entity surface form:
The Sun