What is the character of the light emitted from a star's surface that indicates its surface temperature?

Answer

Its color

The character, or color, of the visible light is a direct indicator of the star's surface temperature; cooler stars appear redder, and hotter stars appear blue.

What is the character of the light emitted from a star's surface that indicates its surface temperature?

#Videos

How Do Stars Produce Light? - Physics Frontier - YouTube

lightSourcestarradiationFusion