Sol

E19953

Sol is the Sun, the G-type main-sequence star at the center of our solar system that provides Earth with light and heat.

Aliases (1)

Statements (82)
Predicate Object
instanceOf G-type main-sequence star
Sun
astronomical object
star
yellow dwarf
absoluteMagnitude_V 4.83
age_years approximately 4.6e9
apparentMagnitude_V −26.74
averageDistanceToEarth_km 149600000
compositionByMass_HeavierElements_percent about 2
compositionByMass_Helium_percent about 25
compositionByMass_Hydrogen_percent about 73
coreTemperature_K approximately 1.5e7
diameter_km 1391400
distanceToEarth approximately 1 astronomical unit
dominantFusionProcess proton–proton chain
emits infrared radiation
solar wind
ultraviolet radiation
visible light
enables life on Earth
energySource nuclear fusion
equatorialCircumference_km 4379000
escapeVelocity_kmPerS 617.7
futureEvolution will become a red giant
will end as a white dwarf core remnant
governs Earth’s climate
Earth’s day–night cycle
Earth’s seasons
gravitationallyBinds Earth
Jupiter
Kuiper belt objects
Mars
Mercury
Neptune
Oort cloud objects
Saturn
Uranus
Venus
asteroids
comets
dwarf planets
hasFeature coronal mass ejection
solar flare
solar prominences
sunspot
hasLayer chromosphere
convective zone
core
corona
photosphere
radiative zone
hasMeanEarthInsolation_WPerM2 about 1361
hasOtherName Helios
Sol
Sol (Latin)
the Sun
hasSolarCycle_length_years about 11
isCenterOf Solar System
isObservedBy ground-based solar observatories
space-based solar observatories
locatedIn Local Bubble
Local Interstellar Cloud
Milky Way
Orion Arm
Solar System
luminosity_W 3.828e26
mass_kg 1.9885e30
massRelativeToEarth approximately 333000
meanDensity_gPerCm3 1.408
metallicity_Z approximately 0.0134
orbits Milky Way
photosphereTemperature_K 5778
provides heat to Earth
light to Earth
radius_km 695700
rotationPeriodAtEquator_days about 25
rotationPeriodAtPoles_days about 35
rotationType differential rotation
spectralType G2V
surfaceArea_km2 6.09e12
volume_km3 1.41e18

Referenced by (6)

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