Concept information
Preferred term
Plages
Definition
- A bright cloud-like feature that appears in the vicinity of a sunspot. Plages represent regions of higher temperature and density within the chromosphere. They are particularly visible when photographed through filters passing the spectral light of hydrogen or calcium. (en)
Broader concept
- Solar chromosphere (en)
URI
http://astrothesaurus.org/uat/1240
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