Facts About The Sun. :o 1. It takes the Sun 225–250 million years to orbit the centre of the Milky Way 2. The Sun makes up 99.86% of the mass of the Solar System 3. The Earth could fit inside the Sun approximately 1 million times 4. At its core the Sun has a temperatures of 15 million °C 5. It is composed of 92.1% Hydrogen and 7.8% Helium 6. The Sun is 24,000 – 26,000 light-years from the galactic centre 7. The Sun is currently a type of star known as a Yellow Dwarf 8. In approximately 6.4 billion years the Sun will become a Red Giant, expanding to the point that it will engulf Mercury and Venus 9. After becoming a Red Giant eventually the Sun will begin to cool and will finally become a White Dwarf 10. The distance between the Earth and the Sun is called an Astronomical Unit (AU)
Posted on: Tue, 25 Jun 2013 11:02:46 +0000
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