Sure! Our solar system is located within the Milky Way galaxy, and the sun, along with all the other stars and celestial objects in our galaxy, orbits around its center.

The exact time it takes for the sun to complete one orbit around the galactic center is estimated to be around 250 million years. This value is based on astronomical observations and calculations, and it represents the average orbital period for stars in the outer regions of the Milky Way.

The motion of the sun and other stars in our galaxy is influenced by the gravitational pull of the massive central region, which contains a supermassive black hole known as Sagittarius A*. As the sun orbits around the galactic center, it moves at a speed of about 828,000 kilometers per hour (about 514,000 miles per hour).

It`s important to note that the estimate of 250 million years is an approximation, and the exact time for a complete revolution can vary depending on the specific orbital path and position within the galaxy. Additionally, the Milky Way itself is also in motion, interacting with other nearby galaxies, so the precise dynamics of its rotation are complex.

Nevertheless, 250 million years is commonly used as a rough estimate for the galactic year or cosmic year, providing a useful reference for understanding the timescales involved in galactic-scale phenomena.