light years away

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Across
  1. 1. a mass of ice and dust that moves around the sun and looks like a bright star with a tail
  2. 4. a large systems of stars
  3. 6. a large ball of burning gas in space that we see as a point of light in the sky at night
  4. 8. a scientist who studies astronomy
  5. 12. a vehicle that travels in space
  6. 14. a large structure that is sent into space
  7. 15. the sun and all the planets that move around it
Down
  1. 2. a piece of equipment like a tube in shape, containing lenses, that you look through to make objects that are far away appear larger and nearer
  2. 3. a curved path followed by a planet
  3. 5. a person whose job involves travelling and working in a spacecraft
  4. 7. an electronic device that is sent into space and moves around the earth or another planet
  5. 9. the round object that moves around the earth
  6. 10. a building with a curved ceiling to represent the sky at night, with moving images of the planets and stars, used to educate and entertain people
  7. 11. the planet that we live on
  8. 13. a large round object in space that moves around a star