| 21. | Having sunspots removed in mid-January led to a month layoff.
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| 22. | But how do sunspots form and how do they trigger solar explosions?
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| 23. | GONG can detect sunspot groups on the far side of the Sun.
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| 24. | The frequency of geomagnetic storms increases and decreases with the sunspot cycle.
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| 25. | Sunspot had no choice to accept and become Selene's prot�g?
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| 26. | One of the research programs initiated under his leadership was of sunspots.
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| 27. | In 1848 he devised a way of quantifying sunspot activity.
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| 28. | Today, they also incorporate observations of sunspots and other solar activity.
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| 29. | There is a rather large sunspot on the Sun's face.
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| 30. | All were shown to allow the existence of sunspot equilibria.
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