Our solar system consists of nine planets. They revolve around the closest star, the sun. The solar system also consists of stars, asteroids, comets and moons. Space and everything else in it is called the universe.
Asteroids are mountains of rock and metal that are found between Mars and Jupiter.
Meteoroids are smaller pieces of rock and dust that fly around the solar system. Views of the Solar System . Comets are chunks of rock and ice that orbit the Sun in elliptical Paths. Students illustrate the Solar System, labelling the sun and the nine planets, plus the asteroid belt. Print the diameter of each planet and the number of moons associated with each.