Why is Polaris a stable sky marker today?

Polaris, also known as the North Star, is a stable sky marker today primarily because it is located nearly at the north celestial pole, making it a fixed point in the northern sky. Its position is due to the Earth's axial tilt, which causes the stars to appear to move in circular paths around it. Additionally, Polaris is a relatively bright star and is part of the constellation Ursa Minor, making it easily identifiable for navigation purposes. Its stability and visibility throughout the year have made it a crucial reference point for travelers and astronomers alike.