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Explore by theme communications et bureautique

structure of the Sun click to hear : structure of the Sun

From the center to the periphery are the core, the radiation and convection zones, the photosphere, the chromosphere and the corona.
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See structure of the Sun in : french | spanish
flare faculae spicules photosphere corona prominence

flare click to hear : flare

Violent projection of extremely hot gas into space, provoking polar auroras on Earth a few days later.

faculae click to hear : faculae

Luminous region of the photosphere.

spicules click to hear : spicules

A narrow jet of gas in the form of a plume observed in the solar chromosphere.

photosphere click to hear : photosphere

Visible surface of the Sun, with a temperature of 6,000°C.

corona click to hear : corona

The outermost layer of the solar atmosphere, visible in the form of a halo during a total eclipse; corona temperatures can reach 1,000,000°C.

prominence click to hear : prominence

Gas that erupts from the chromosphere and solar corona, contrasting with the darkness of space.