Space

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Across
  1. 3. named after the swift-footed roman messanger god
  2. 5. the first name of an empty region in the universe with very little galxies
  3. 6. the home of the largest volcano
  4. 8. the only planet that changed from being a planet to a dwarf planet
  5. 9. the astromoner who descovered that the Earth isn't the centre of the universe
  6. 11. a strangly elongated planet/dwarf planet
  7. 13. a high energy stream of light that shoots out of a black hole
  8. 14. a mars rover
Down
  1. 1. Was dicovered with mathimatics, not stargazing
  2. 2. the hottest planet
  3. 4. a theory that, if true, could make people travel through time and space very quickly
  4. 7. the largest planet in the solar system
  5. 10. a thing that houses millions, if not billions of stars
  6. 12. 8th planet from the sun