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Facts about the Sun's Photosphere
The surface of the sun, or photosphere, is a yellow-colored layer of thick, hot gases marked with dark spots, known as sunspots. It is the lowest visible layer of the sun.... More »
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Photosphere - Wikipedia


The Sun's photosphere has a temperature between 4,500 and 6,000 K (4,230 and 5,730 °C) (with an effective temperature of 5,777 K ...

The Photosphere - NASA/Marshall Solar Physics


The photosphere is the visible surface of the Sun that we are most familiar with. Since the Sun is a ball of gas, this is not a solid surface but is actually a layer ...

Layers of the Sun | NASA


Photosphere - The photosphere is the deepest layer of the Sun that we can observe directly. It reaches from the surface visible at the center of the solar disk to ...

Atmosphere of the Sun: Photosphere, Chromosphere & Corona


Jan 23, 2013 ... Three layers make up the atmosphere of the sun: the photosphere, the chromosphere and the corona.

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 ...

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


The photosphere is the visible "surface" of the Sun. The Sun is a giant ball of plasma (electrified gas), so it doesn't have a distinct, solid surface like Earth.

The Photosphere - the Surface of the Sun - Windows to the Universe


Jan 12, 2010 ... The photosphere is the visible "surface" of the Sun (left). Sunspots are often visible "on" the photosphere. A close-up view (right) shows the ...

The Solar Photosphere - Stanford Solar Center


The Sun is made up of layers of material, like a baseball or rubber band ball. The photosphere is the lowest layer of the solar atmosphere. It is essentially the ...