<u>Sunspots </u>are temporary phenomena on the photosphere of the Sun that appear as dark spots compared to surrounding regions. They are caused by intense magnetic activity.
Sunspots were discovered by the astronomer Galileo Galilei. Some sunspots can last for weeks or even months
<u>Sunspots</u> are temporary phenomena on the photosphere of the Sun that appear as dark spots compared to surrounding regions. They are caused by intense magnetic activity.