Sunspot
/ˈsʌnspɒt/
"Sunspot" in a Sentence (1 examples)
Most of the surface of the Sun has a temperature of about 5400 degrees C, but in a big sunspot the temperature can drop to about 4000 degrees C.
Most of the surface of the Sun has a temperature of about 5400 degrees C, but in a big sunspot the temperature can drop to about 4000 degrees C.