Structure of the Sun Image Source: Wikipedia.org

Eighty year-old theory established: Outermost surface of Sun hotter than inner core by Shuchi Giridhar

The temperatures within the photosphere of the sun is around 6000 degrees Celsius, whereas the temperature within the corona region is around 500000 degrees Celsius.

Read More Eighty year-old theory established: Outermost surface of Sun hotter than inner core by Shuchi Giridhar