How to draw a conclusion about the relative youth of the Sun from visual observations of the starry sky?

It is easy to see from Earth that the middle of the Milky Way coincides with the great circle of the celestial sphere. This means that the Sun flies in the plane of the Galaxy, that is, refers to its flat component. The stars of this population of the Galaxy are relatively young stars (the age of the Sun is about 5 billion years).

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.