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Solar physics

Heat exposure

The outermost layers of the Sun are hotter than expected. Observation and analysis now confirm that magnetic fields are involved in the heating process, and also signal the existence of a long-sought 'current sheet'.

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Figure 1: Magnetic moment.

TRACE/NASA/LOCKHEED MARTIN ATC

References

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Rosner, R. Heat exposure. Nature 425, 672–673 (2003). https://doi.org/10.1038/425672a

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  • DOI: https://doi.org/10.1038/425672a

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