Space Terms

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Across
  1. 3. a large cluster of stars
  2. 5. consists of many galaxies separated by empty space
  3. 8. the centre of our solar system
  4. 9. an object that orbits a star but too small to be classed as a planet
Down
  1. 1. system consists of a central star orbited by planets
  2. 2. a natural satellites, a lump of matter that orbits a planet
  3. 4. orbiting object that is smaller than a dwarf planet.
  4. 6. a planet that exists around another star outwith our solar system.
  5. 7. large ball of matter that orbits a star, does not emit light
  6. 8. large ball of matter undergoing nuclear fusion