Across
- 3. earth-centred model of solar system
- 4. using telescopes in combination to increase resolving power
- 7. type of tide occurs when Sun, Moon, and Earth are in a straight line
- 12. name of the space telescope
- 13. Canadian contribution to the ISS
- 14. delicious Ukrainian treat
- 16. type of telescope using mainly lenses
- 17. birthplace of a star
Down
- 1. unmanned space craft that transmits information back to earth
- 2. food that is heat-treated to destroy bacteria
- 5. type of tide occurs when Sun, Moon, and Earth are perpendicular to each other
- 6. process of making oxygen by splitting water using electricity
- 8. type of telescope using mainly mirrors
- 9. sun-centred model of solar system
- 10. type of reusable spacecraft that is no longer in service
- 11. type of food that is freeze-dried
- 15. smaller object orbiting a larger object