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| − | [[Image:Moooghj.jpg|right|thumb|Sun, the small blue dot on the upper-right corner is Earth.]]
| + | {{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]]. |
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