Space Detectives: Comets, Asteroids, and Meteors

Space Detectives: Comets, Asteroids, and Meteors — page 1
Comets Asteroids and Meteors Pieces of rock fly around in space Comets are lumps of ice and dust Asteroids are big rocks Smaller rocks are meteoroids FACT FILE Asteroid lump of space rock smaller than a planet Comet giant ball of ice and rock Meteor small meteoroid that burns up in Earth’s atmosphere Meteorite small meteoroid that crashes on Earth The tail of a comet can be millions of miles long