Understanding coronal mass ejections

Friday, October 29, 2010 - 13:00 in Astronomy & Space

(PhysOrg.com) -- The corona of the sun is the hot (over a million kelvin), gaseous outer region of its atmosphere. The corona is threaded by intense magnetic fields that extend upwards from the surface in loops that are twisted and sheared by the convective stirrings of the underlying dense atmosphere.

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