. . "Asteroids, comets, and meteors"@en . "Asteroids, comets, and meteors" . . . . . "Juvenile works" . "Juvenile works"@en . . . "During the formation of the solar system, not all of the materials in the vast could of dust and gas were used. What happened to the remaining ice, metal, and rock' It formed what became known as asteroids, comets, and meteors. Take a look at the significance of these objects and the possible impact they have on humankind."@en . . "Electronic books"@en . . . . . . . . . . "Chronicles the formation of the solar system, particularly how asteroids, comets, and meteors were formed, and relates how astronomers learn about the existence and characteristics of these bodies."@en . "Chronicles the formation of the solar system, particularly how asteroids, comets, and meteors were formed, and relates how astronomers learn about the existence and characteristics of these bodies." . "JUVENILE NONFICTION / Science & Nature / Astronomy." . . "JUVENILE NONFICTION Science & Nature Astronomy." . "Solar system." . . . .