#author("2022-04-10T05:56:07+09:00","","")
Nearby star could explain why our sun didn't have sunspots for 70 years - Phys.org
The number of sunspots on our sun typically ebbs and flows in a predictable 11-year cycle, but one unusual 70-year period when sunspots were incredibly rare has mystified scientists for 300 years. Now
Author : Gail McCormick
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