Natural Sciences (Astrophysics and Astrononmy)
How do sunspots form? How is this large amount of magnetic flux gath-
ered? Why do certain pores become sunspots? Why some large pores never
develop penumbra? How is penumbra formed? What is the role of light
bridges during sunspot formation? What is hidden in the dark umbrae?
How do sunspots decay? What is the role of the moat flow?
We will review our current understanding on sunspot formation, evolu-
tion and decay addressing these and other questions.
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