Le site de vulgarisation scientifique de l’Université de Liège. ULg, Université de Liège
Photosphere

A great orange peel, the photosphere is a thin surface layer which covers the stars. The Sun's photosphere has a thickness of 200km, whilst its rays are of the order of 700.000km. Its average temperature is in the neighbourhood of 6000°C.

Sun Layers

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