Convection Cell - Within The Sun

Within The Sun

The Sun's photosphere is composed of convection cells called granules, rising columns of superheated (5800°C) plasma averaging about 1000 kilometres in diameter. The plasma cools as it rises and descends in the narrow spaces between the granules.

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Famous quotes containing the words within the and/or sun:

    I have seen
    not behind but within, within the
    dull grief, blown grit, hideous
    concrete façades, another grief, a gleam
    as of dew, an abode of mercy....
    Denise Levertov (b. 1923)

    Behold the difference between the Oriental and the Occidental. The former has nothing to do in this world; the latter is full of activity. The one looks in the sun until his eyes are put out; the other follows him prone in his westward course.
    Henry David Thoreau (1817–1862)