Solar luminosity

Solar luminosity is the total power output of the Sun radiated to space. Solar irradiance, in contrast, is the total power per unit area at a distance of 1 AU (see solar constant).

Luminosity of the sun: 3.828×10²⁶ watts

or 3.828*10^33 ergs per second.

Solar Luminosity Media

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  Evolution of the solar luminosity, radius and effective temperature compared to the present-day Sun. After Ribas (2010)