Category Archives: astronomy-Planets

Astronomy – planets: planetary revolution and rotation, emissions, fluctuations, orbital changes

Cycles in Sunspot Number Reconstruction for 11,000 Years

This analysis is based on a Sunspot number reconstruction from Radiocarbon C14 in Tree Rings by Solanki, S.K., et al.  2005, and the data was obtained from NOAA. C14 is generally accepted as being a proxy for solar activity, possibly … Continue reading

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