Two solar cycles occur at the same time, lasting 17 years ea

So you thought you knew the solar cycle? Think again. A new paper published in Frontiers in Astronomy and Space Sciences confirms that there is more to solar activity than the well-known 11-year sunspot cycle. Data from Stanford University's...

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Scott Mcintosh , Phil Scherrer , Martin Harvey , Space Sciences , Stanford University , Stanford University Wilcox Solar Observatory , Solar Flare , Wilcox Solar Observatory , Extended Solar Cycle , Wilcox Solar , Solar Maximum ,