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The surface of a star is defined to have a temperature given by the effective temperature in the Stefan–Boltzmann law. Stars ...

Layers of the Sun | NASA


The temperature in the photosphere varies between about 6500 K at the bottom and 4000 K at the top (11,000 and 6700 degrees F, 6200 and 3700 degrees C).

Atmosphere of the Sun: Photosphere, Chromosphere & Corona


Jan 23, 2013 ... Three layers make up the atmosphere of the sun: the photosphere, the ... Temperatures in the sun's corona can get as high as 3.5 million ...

The Photosphere - the "Surface" of the Sun | UCAR Center for ...


The temperature of the photosphere is around 5,500° C (about 9,900° F). The photosphere is much cooler than the Sun's core, which has a temperature well ...

Layers of the Sun – The Sun Today


Aug 2, 2015 ... In the outermost of the two shells, where the temperature drops below ... The Sun's visible surface the photosphere is “only” about 5,800 K ...

What is the temperature of the Sun? - Quora


At the Core of the SUN, gravitational attraction produces immense pressure and temperature, ... The temperature in the photosphere is about 10,000 degrees F ( 5,500 degrees C). It is here that the sun's radiation is detected as sunlight.

The Sun and Stellar Structure - Astronomy Notes


Aug 18, 2011 ... It emits a continuous spectrum. Several methods of measuring the temperature all determine that the Sun's photosphere has a temperature of ...

Lecture 9: The Sun's Photosphere and Chromosphere


Limb Darkening: (An exaggerated diagram of the photosphere) ... Limb darkening is evidence that the temperature of the Sun's photosphere decreases ...

Temperature on the Surface of the Sun - Hypertextbook


"Temperatures in the photosphere usually do not exceed 6,000 °C", 6,000 °C ... " The Solar surface is not solid like the earth's, but its high temperature 5,700 °C ...

Lecture 4: The Sun's Atmosphere


Jan 9, 2003 ... The visible surface of the Sun is called the photosphere. ... The average temperature of the gas in the photosphere is 5800 Kelvin; this is the ...

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How Hot is the Sun? - Space.com


Aug 15, 2012 ... The temperature in the photosphere is about 10,000 degrees F (5,500 degrees C ). It is here that the sun's radiation is detected as sunlight.

I read that the sun's surface temperature is about 6,000 degrees ...


"The fact that the outermost region of the sun's atmosphere is at millions of degrees while the temperature of the underlying photosphere is only 6,000 kelvins ...

The Sun's Photosphere: Definition & Temperature | Study.com


This lesson will explain what we mean by the photosphere of the Sun, and describe it's properties, including temperature and pressure. A short quiz...