pole star n the brightest star in Ursa Minor; at the end of the handle of the Little Dipper; the northern axis of the earth points toward it Synonym(s) Polaris North Star polar star polestar
News & Articles pole star Moon struck by 'extraordinary,' car-sized asteroid blast The 8-second afterglow was for a brief moment as bright as the Pole Star in the northern hemisphere. Feb. 26, 2014 - Detroit Free Press 880-Pound Meteorite Crashes Into The Moon, Creating A ‘Very Rare And Extraordinary’ Lunar Impact [VIDEO] Astronomers captured an incredible lunar impact that occurred last September. A meteorite crashed into the moon and the event was so bright it was visible on Earth and rivaled the Pole Star. The impact was equivalent to a 15 ton TNT explosion. Feb. 24, 2014 - International Business Times