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The Sun facts
Equator circumference: 4,379,000km.
Radius: 695,700km.
Temperature: 5,973C to 15,000,000C.
Average orbital speed around the Milky Way: 720,000km/h (200km/s)
Star type: Yellow dwarf.
Average time taken to rotate on axis: 27 Earth days.
Number of planets: 8.
A: Hydrogen and helium are by far the most abundant elements found in the Sun, making up about 98 percent of its mass, but other, heavier elements play an important role in the physical processes that occur in the Sun.