Heavenly Sphere

 

NAME_________________________________________Class Days____   AM____  PM____



Across

1. Celestial wanderer

4. Vertical circle that touches the celestial pole

8. Pertaining to the nearest "wanderer"

9. Great circle right between the poles

10. Unit of time based on lunar phases

12. Period of time related to our orbit

13. Decreasing (lunar) elongation, approaching new phase

14. Shadowing of one celestial body by another

17. Closest separation between two planets

18. Close to the earth's rotation period (Two words)

19. The path of the sun on the celestial sphere

20. The point on the celestial sphere about which it rotates

21. Celestial analog of longitude (Two words)

22. Motion to the west on the celestial sphere

23. Period between two like aspects e.g. two full moons

Down

2. Angular distance above the horizon

3. Darkest part of the shadow of a planet

5. Movement with respect to the celestial sphere (Two words)

6. Angular distance from the celestial equator

7. Where meridian and horizon meet under Polaris

11. Great circle parallel to the surface of a liquid

15. Lunar-solar aspect (Appearance from a point of view)

16. The class of planets that can reach opposition

20. The direction of the proper motion of the sun and moon