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Topic: Photosphere

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In the News (Thu 25 Apr 19)

  photosphere - Hutchinson encyclopedia article about photosphere   (Site not responding. Last check: 2007-11-06)
Surges of glowing gas rise as prominences from the surface of the Sun and cooler areas, known as sunspots, appear as dark patches on the star's surface.
The photosphere is often marked by large, dark patches called sunspots.
Her hopes mingled with the sunshine in an ideal photosphere which surrounded her as she bounded along against the soft south wind.
encyclopedia.farlex.com /photosphere   (201 words)

 The Nine Planets Glossary
a strand of cool gas suspended over the photosphere by magnetic fields, which appears dark as seen against the disk of the Sun; a filament on the limb of the Sun seen in emission against the dark sky is called a prominence.
the visible surface of the Sun; sunspots and faculae are observed in the photosphere.
an area seen as a dark spot on the photosphere of the Sun; sunspots are concentrations of magnetic flux, typically occurring in bipolar clusters or groups; they appear dark because they are cooler than the surrounding photosphere.
www.nineplanets.org /help.html   (4842 words)

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