KEY POINTS
- The sun is the star at the center of our solar system.
- The sun is responsible for the earth’s climate and weather.
- The sun is an almost perfect sphere with a difference of just 10 kilometer in diameter between the poles and the equator.
- The sun is the nearest star to the earth.
- The sun contains approximately 99.9 percent of the mass in the solar system.
- The sun is 109 times wider and bigger than the earth.
- The sun is 330,000 times heavier as massive than the earth.
- The sun is a main sequence G2V or Yellow Dwarf.
- The sun’s surface area is 11,990 times that of the earth’s surface area.
- Each second 600,000,000 tons of hydrogen are converted to helium in the sun.