![]() |
The structure of the Sun [ Pic ] learn.arc.nasa.gov — The three major interior zones are the CORE (the innermost part of the Sun where energy is generated through nuclear reactions), the RADIATIVE ZONE (where energy travels outward by radiation through about 70% of the Sun), and the CONVECTION ZONE (in which convection currents circulate the Sunâs energy to the surface).More... (Space) |