Relier Pairs THE UNIVERSEVersion en ligne Useful words for year 5 students. #socialstudies #theuniverse par Amalia BM 1 Meteor shower 2 Satellite 3 Comet 4 GALAXY 5 Star 6 Planet 7 Meteorite 8 Meteoroid A natural or artificial object that is in orbit around a planet. A small rocky object that orbits the Sun that has broken off from a comet or asteroid. A giant ball of hot gas and plasma that generates huge amounts of energy through nuclear fusion. Many meteors appearing seconds or minutes apart that seem to fall from the same point. 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 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.