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Tuesday, 4 November 2014

10 amazing faces about the sun

Read some rays of knowledge with these 10 amazing faces about the Sun. 

1. If the Sun were to 'turn off, within a week the Earth Would be zero degree Fahrenheit.  In a year's time it would dip to minus one hundred degree Fahrenheit and millions of years later it would be a stable minus four hundred degree Fahrenheit. Source: Popscl.com

2. The Sun is getting hotter, becoming 10% more luminous around every billion years. This could mean that in a billion years there will be no liquid water on Earth. Source: universetoday.com

3. The Sun is comprised of 72% hydrogen, 26% helium and other trace elements. This dense mass of gases makes up 99% of all the mass in our solar system.  Source: bbc.co.uk/space.com

4. The Sun puts out a huge amount of energy to heat the solar system. Every second around 700 million tons of hydrogen are converted into helium ashes by the Sun's fusion processes.  Source: Stanford.edu

5. The Sun's surface is colder than its atmosphere, at around 6,000 Kelvin. The atmosphere can reach 10,000 can be 1 million K. Source: universetoday.com

6. The Sun is around 25,000 light years away from the center of the Milky Way galaxy. It takes about 240 million years to orbit once around the galactic center. Source: nationalgeographic.com

7. Different sections of the Sun rotate at varying speeds, as it is made of gas. The equator regions rotate around every 25 days, whereas the poles take about 36 days. Source: universetoday.com

8. On some planetary bodies and moons there exists a 'Peak of Eternal Light', where the Sun never sets. This is due to the angle of the rotation axis in relation to the Sun.  Source: bbc.co.uk

9. The Sun is middle aged. Astronomers believe it formed around 4.59 billion years ago. In 5 billion years' time it will enter the red giant phase of its life. Source: universetoday.com

10. 100,000,000,000 tons of dynamite would have to be detonated every single second to match the energy that the Sun produces. Source: nasa.gov

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