SUN

Age : About 5 Billion years Distance : 149.8 Million Kms Diameter : 1,38,400 Kms. Photosphere temperature : 5,770 K Core temperature : 150,000,000 K Absolute visual magnitude : 4.75 Rotation (as seen from the earth at the equator) : 25.38 days Rotation (near the poles) : 33 days The sun consists of 71% of Hydrogen, 26.5% Helium and 2.5% of other elements. The rays of the Sun take about 8 minutes to reach the earth.