Relier Pairs THE UNIVERSEVersion en ligne Useful words for year 5 students. #socialstudies #theuniverse par Amalia BM 1 Planet 2 GALAXY 3 Meteorite 4 Satellite 5 Meteor shower 6 Comet 7 Meteoroid 8 Star A system consisting of a large number of stars bound together by gravity. A giant ball of hot gas and plasma that generates huge amounts of energy through nuclear fusion. A meteor becomes a meteorite when it reaches the ground. A large celestial object that has become rounded due to its gravity and has cleared is nearby region of other smaller objects. A natural or artificial object that is in orbit around a planet. A celestial body made of ice and rock that orbits the Sun. When a comet nears the Sun a coma and tail of gases and dust can be seen. A small rocky object that orbits the Sun that has broken off from a comet or asteroid. Many meteors appearing seconds or minutes apart that seem to fall from the same point.