Question

The time taken by the Sun to revolve around the centre of our galaxy is:

• A. 25 million years
• B. 100 million years
• C. 250 million years
• D. 500 million years

Answer 1

The correct option is C 250 million years

The galactic year, also known as a cosmic year, is the duration of time required for the solar system to orbit once around the center of the Milky Way galaxy.

1 galactic year is almost equal to 250 million years.