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ABOUT THE SUN



• Largest mass in Solar System.

Diameter : 1.4 Million kilometer (93 Million Miles).

Distance from Earth : 150 Million Kilometer.

The Sun rotates every 25 - 36 Earth days.

92 % Hydrogen, 7% Helium and remaining various gases.

Atmosphere of The Sun is composed of three areas : The Photosphere, Chromosphere and The Solar Corona.

First manned spacecraft to study The Sun , Skylab In 1974 February.

Johann Rudolf Wolf, in 1848 developed a method to count sunspots which has been called Wolf Number.

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