What does the sun have to do with yellow, white and black dwarfs?

Now the Sun is a star – a yellow dwarf according to the terminology accepted in astronomy. After 8 billion years, it will turn into a red giant, then, having shed its shell, it will become a white dwarf, and then, after cooling down, it will become a black dwarf the size of the Earth.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.