The document discusses the different types of celestial bodies found in the solar system, including planets, stars, satellites, comets, asteroids, and meteors. It provides brief definitions and key facts about each type, such as the eight planets in the solar system, that the sun is the only star in the solar system, that most planets have natural satellites like the earth's moon, that comets are made of ice and sometimes have tails, that asteroids are large rocks located mainly between Mars and Jupiter, and that meteors are smaller rocks than asteroids.