Q. The time taken by the sun to revolve around the centre of our galaxy is how many years?
Answer: 250 million years
Notes: Sun and our whole solar system orbit around the center of the Milky Way Galaxy. These are moving at an average velocity of 828,000 km/hr. But even at that high rate, it still takes about 250 million years to make one complete orbit around the Milky Way.

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📌 Question Number: 121 in Astronomy - Universe, Constellations & Galaxies, Stars in the above course in App.