1. The Sun

2. 99% of the matter of the solar system is in the Sun. The Sun is an Average Star (main sequence star) The sun is not a Binary Star. (most stars have a “Companion”)

3. The Sun’s Energy The Sun is a ball of gas Fusing Hydrogen into Helium at its Core. Nuclear Fusion

4. Parts of the Sun Photosphere: Lowest layer of the Sun’s Atmosphere. Gives off light 10,000 degrees Fahrenheit

5. Parts of the Sun Chromosphere: Reddish layer above the Photosphere

6. Parts of the Sun Corona: Above the Chromosphere Largest layer of the Sun Solar Wind: Charged particles come off the Corona Corona during A Solar Eclipse

7. Parts of the Sun Sunspots: Dark spots. Cooler than the surrounding area Magnetic They may cause Flares and Prominences Occur in a 11 year cycle

8. Parts of the Sun Prominences: Huge arching columns of Gas

9. Parts of the Sun Solar Flares: Largest explosions on the Sun. They can cause the Northern Lights

10. Northern Lights