The Sun
The Sun is the star at the center of our solar system. It is a nearly perfect sphere of hot plasma. It contains 99.86% of the mass of the Solar System. The Sun is made of 74% hydrogen and 24% helium, with trace amounts of heavier elements.
The Sun is the star at the center of our solar system. It is a nearly perfect sphere of hot plasma. It contains 99.86% of the mass of the Solar System. The Sun is made of 74% hydrogen and 24% helium, with trace amounts of heavier elements.