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{{Infobox Planet
The '''Sun''', or [[Sol]], is the star at the center of the solar system, and it accounts for over 99% of the [[mass]] of the solar system. By mass, it is composed of 72% [[hydrogen]], 26% [[helium]] and 2% trace elements of [[oxygen]], [[carbon]], [[neon]], [[nitrogen]], [[magnesium]], [[iron]], and [[silicon]].<ref>[http://www.nasa.gov/worldbook/sun_worldbook.html World Book Encyclopedia @ NASA]</ref> The eight [[planet]]s, including Earth, orbit the sun, as do countless other small objects.
|image=Moooghj.jpg
|caption=Sun, the small blue dot on the upper-right corner is Earth.
|primary=Galaxy
|periapsis=27,600 ly
|apoapsis=31,800 ly
|semimajor=29,700 ly
|eccentricity=0.07
|sidereal=250,000,000 a
|orbitspeed=217 km/s
|inclination=25°
|reference=galactic plane
|siderealday = 25 da
|mass=1.9891 * 10<sup>30</sup> kg (332,848.616 * earth)
|density=1408 kg/m³
|surfacegrav=274.0 m/s² (27.94 ''g'')
|escapespeed=618.02 km/s
|meanradius=696,000 km
|equatorradius=695,500 km
|surfacearea=6,087,799,000,000 km² (11,935.176 * earth)
|mintemp=4000 K
|meantemp=5800 K
|maxtemp=8000 K
}}The '''Sun''', or [[Sol]], is the star at the center of the solar system, and it accounts for over 99% of the [[mass]] of the solar system. By mass, it is composed of 72% [[hydrogen]], 26% [[helium]] and 2% trace elements of [[oxygen]], [[carbon]], [[neon]], [[nitrogen]], [[magnesium]], [[iron]], and [[silicon]].<ref>[http://www.nasa.gov/worldbook/sun_worldbook.html World Book Encyclopedia @ NASA]</ref> The eight [[planet]]s, including Earth, orbit the sun, as do countless other small objects.
It provides the [[Earth]] with light and heat. [[Astronomy|Astronomers]] classify it as a [[yellow dwarf]] with a [[spectral type]] of [[G2V]].
It provides the [[Earth]] with light and heat. [[Astronomy|Astronomers]] classify it as a [[yellow dwarf]] with a [[spectral type]] of [[G2V]].