galaxies are located millions of light years from earth
nearest_star is four_light_years_from_earth. milky_way_galaxy is galaxy. stars is millions_of_light_years_away. universe has sun_and_earth light_year is not astronomy_unit. andromeda_galaxy is over_2.2_million_light_years_away. light is where_no_darkness. andromeda_galaxy is not over_2.2_million_light_years_away. light_year is astronomy_unit. milky_way is galaxy.