what is size of polaris?Advertisement
Polaris is about 46 times the size of the sun and 8000 times the luminosity. It is also about 2 1/2 billion miles in diameter, which is much larger than most stars. - read more
Polaris (α UMi, α Ursae Minoris, Alpha Ursae Minoris, commonly North Star, Northern Star or Pole Star, also Lodestar, sometimes Guiding star) is the brightest star in the constellation Ursa Minor. - read more
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