Parker Spiral - History

History

The heliospheric current sheet was discovered by John M. Wilcox and Norman F. Ness, who published their finding in 1965 . Hannes Alfvén and Per Carlqvist speculate on the existence of a galactic current sheet, a counterpart of the heliospheric current sheet, with an estimated galactic current of 1017 to 1019 amperes, that might flow in the plane of symmetry of the galaxy.

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