a celestial object has 200 billion stars, 30 million light years from earth, and 500 light years in diameter
stars is millions_of_light_years_away. celestial_object is astronomical_object. star is celestial_body. constellation is celestial_object. milky_way has about_100,000,000_stars_in the is billions_of_stars_in_sky. nearest_star is four_light_years_from_earth.