Does Earth come back to the same spot on your birthday?

The video explains Earth's orbit around the Sun, highlighting that it takes approximately 365.2421891 days, which is why we have leap years to keep our calendar in sync. It also discusses how the entire solar system moves around the Milky Way, meaning Earth never returns to the exact same spot in space each year.

What is the average velocity of our solar system as it moves through space?

Explain why Earth does not occupy the same location in space on your birthday each year.