So-Long

Video Details

A long filament snaked across half the Sun this week (Jan. 19-23, 2014). This one, if it were straightened out, would be about 500,000 miles long. Filaments are elongated clouds of cooler gases, tethered above the solar surface by powerful magnetic forces. They are often unstable and prone to ... More

2014-01-27

Added Jan 27, 2014  

Channel Science & Technology

Duration 0:19   |   views 1632


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