The sun produces its energy through nuclear fusion.<ref name=sunspot1>"[http://www.exploratorium.edu/sunspots/research2.html Sunspots: Modern Research, Page 2]." ''The Exploratorium'', 1998. Accessed March 5, 2008.</ref> The favored model for energy production relies on tremendous pressures resulting from the sun's own mass to overcome the natural electrostatic repulsive forces that normally keep hydrogen atoms from coming together and fusing.<ref name=Britannica/>
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The sun produces its energy through [[nuclear fusion]].<ref name=sunspot1>"[http://www.exploratorium.edu/sunspots/research2.html Sunspots: Modern Research, Page 2]." ''The Exploratorium'', 1998. Accessed March 5, 2008.</ref> The favored model for energy production relies on tremendous pressures resulting from the sun's own mass to overcome the natural electrostatic repulsive forces that normally keep hydrogen atoms from coming together and fusing.<ref name=Britannica/>
The model for hydrogen fusion includes these three equations:
The model for hydrogen fusion includes these three equations: