Ask Astro: Does Mars have its own North Star?

Ralph Winrich

Dunkirk, Wisconsin

On Earth, the North Star is defined as the star toward which Earth’s north rotational pole points. Currently, that star is 2nd-magnitude Polaris, located in Ursa Minor — although it’s worth noting that Earth’s north rotational pole, also called the North Celestial Pole, doesn’t point exactly to this star. Rather,