They're the coldest part of the sun.
tides
I think you mean sun-spots
Sun spots.
sun spots are cooler parts of the sun
Yes, the sun spot affects the durablity of your skin making it easier to result in skin cancer.
the sun spots like black little spots on the sun that explode every 11 years
Saturn may or may not have Saturn spots. Only the sun has sun spots.
sun spots
Sun spots are not permanent, therefore it depends.
We call them sunspots, but dark and cool are relative terms. A sunspot is dark only relative to the surrounding solar surface, but still intensely bright compared to your common household light bulb. It's cooler than the surrounding solar material, but still hot enough to vaporize a spaceship and anyone inside it in a fraction of a second.
They are sun spots. Sun spots are cooler than the rest of the sun. They have strong magnetic field and usually occur in groups or in pairs. When they are in pairs one sun spot usually means the north pole of a magnet while the other means the south. Sun spots can sometimes be bigger than earth. The eleven year cycle of sunspots is the number of sunspots increasing and decreasing again. Hope that answered all your questions about sun spots.
Sun spots are colder than adjacent parts of the sun.