Serenity's Science review

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Across
  1. 4. full, dark shadow of an eclipse
  2. 5. a group of rocks that orbit the Sun in a band between Mars and Jupiter
  3. 6. relating to the sky or space
  4. 8. object in orbit around another larger object
  5. 10. a ball of ice, dust and rock that orbits the Sun in a highly elliptical
  6. 12. the large planets of the outer solar system
  7. 14. the galaxy in which our solar system is located
  8. 15. one complete orbit around the sun
Down
  1. 1. model of the universe with its sun at the centre
  2. 2. a scientist who studies the stars, planets and other celestial objects
  3. 3. when the Earth blocks sunlight from reaching the Moon
  4. 7. oval shape
  5. 9. model of the universe with Earth as its centre
  6. 11. the time a planet takes to rotate once completely on its own axis
  7. 13. the time a planet takes to revolve around the sun once