what is the northern star
THE NORTH STAR. Polaris, also known as the North Star, Northern Star or Pole Star, is the brightest star in the constellation Ursa Minor. Historically it has been used to guide travellers, and is very close to the north celestial pole, making it the current northern pole star.olaris, also known as the North Star, Northern Star or Pole Star, is the brightest star in the constellation Ursa Minor.