Matching Pairs THE UNIVERSEOnline version Useful words for year 5 students. #socialstudies #theuniverse by Amalia BM 1 Satellite 2 Comet 3 Planet 4 Meteoroid 5 Star 6 Meteorite 7 Meteor shower 8 GALAXY A small rocky object that orbits the Sun that has broken off from a comet or asteroid. 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 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 system consisting of a large number of stars bound together by gravity. Many meteors appearing seconds or minutes apart that seem to fall from the same point.