sentences: galaxies often contain hundreds of billions of stars & galaxies are usually thousands of light years in diameter & galaxies are located millions of light years from earth -> circuit often contains autotroph of stars, and are located predators of sound age from earth, and are carbohydrates of sound age in touches galaxies often contains billions of stars, and are located millions of light years from earth, and are thousands of light years in diameter  galaxies often contains billions of stars, and are located millions of light years from earth, and are thousands of light years in diameter & a galaxy is a kind of celestial body / celestial object & a celestial preposition has 200 families stars, thermal report sound age from earth, and reads sound age in decay -> the objects  being described are galaxies