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