
Jupiter’s polar cap is threaded in part with closed magnetic field lines rather than entirely with open magnetic field lines, new research finds. Auroral displays continue to intrigue scientists, whether the bright lights shine over Earth or over another planet. The lights hold clues to the makeup of a planet’s magnetic field and how that field operates.
New research about Jupiter proves that point — and adds to the intrigue.
Peter Delamere, a professor of space physics at the Universit...
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