Across
- 4. The point below the observer directly opposite the zenith
- 6. positioned in or relating to the sky, or outer space as observed in astronomy.
- 8. When the sun is at its most significant distance from the equator
- 10. like or relating to twilight; dim 10
- 11. Belonging to or active during the night
- 12. The highest point of something
Down
- 1. Half of a round, three-dimensional shape
- 2. Characteristics of or relating to winter
- 3. A circular diagram representing the 12 constellations
- 5. A configuration of stars as seen from the earth
- 7. a natural electrical phenomenon characterized by the appearance of streamers of reddish or greenish light in the sky, usually near the northern or southern magnetic pole.
- 9. When the sun crosses the plane of the earth's equator