Across
- 3. to turn on an axis
- 4. curved or rounded inwards
- 6. image, bounce and reflect
- 9. the heaviness of something
- 10. self-louminous piece of rock
- 13. a group of stars that have been given a name
- 14. how much stuff something contains
Down
- 1. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, or Neptune
- 2. bends light, image and magnify
- 3. change of path/direction of light
- 5. the path of a planet or moon
- 7. the force of attraction
- 8. to zoom or to enlarge
- 11. a large system of stars
- 12. reduce size/ make smaller
- 13. curved or rounded outward