Century-Old Solar Photos Help Scientists Map Sun’s Magnetic History
19 Nov 2025 | Category: Science
A breakthrough method developed by an international team of astronomers has opened an unprecedented window into the Sunrsquos magnetic history using more than a centuryrsquos worth of solar images captured at the Kodaikanal Solar Observatory KoSO This pioneering work provides the clearest long-term picture yet of the Sunrsquos polar magnetic behaviour mdash a crucial element for predicting future solar activity including potentially dangerous solar storms
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