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The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
The Sun in 1845, during solar cycle 9
The Sun in 1845, during solar cycle 9
During solar cycle 9, Edward Sabine and other scientists linked solar cycles to geomagnetic cycles.
During solar cycle 9, Edward Sabine and other scientists linked solar cycles to geomagnetic cycles.
Heinrich Schwabe
Grave stone in Dessau
Grave stone in Dessau