Across
- 4. closest star system to our planet
- 5. optical system that combines refractor and reflector techniques
- 7. calf, scepter, crown
- 9. 12 who closely followed Jesus
- 10. usually indicated with a red asterisk
- 11. measurement of acidity levels (abbr.)
Down
- 1. earth’s only natural satellite
- 2. 6 stringed instrument
- 3. largest planet in the solar system
- 6. optical tool to see things far away in greater detail
- 8. common type of professional camera (abbr.)