Solar fibrils
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| definition | A linear pattern in the chromosphere of the Sun, as seen through an H-alpha filter, occurring near strong sunspots and plages or in filament channels. They are magnetically confined tubes of hot plasma. Individually, they are about 10,000 km long and last for 10 to 20 minutes. | ||||||
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| contributor | AAS_Frey.Katie_Admin original | ||||||