Question

what is the present age of sun ​

Answer 1

Scientists estimate that the Sun is about 4.5 billion years old, or approximately halfway through its life cycle. The Sun will continue to live on the hydrogen in its center for a few billion more years with its temperature and size staying about the same—so no surprises in our lifetimes!

Answer 2

Answer:

4.6 billion years

So, according to the story in the introduction, our Sun and the rest of our solar system is about 4.6 billion years old.

hope it helps dear.