Across
- 1. The time in the morning when the sun appears; sunrise.
- 7. Relating to the Moon.
- 8. I think I'll ____ in early tonight.
- 9. The darker stage of twilight.
- 11. The state of being tired and ready to sleep.
- 12. The long hike really ____ out the children.
- 15. All day and all night; continuous.
- 18. Full of or lit by stars.
- 22. A large bowl-shaped depression in the surface of a planet or moon.
- 23. Feeling sleepy or lethargic.
- 24. She was still working in the ____ hours of the morning.
- 27. Active or occurring at night.
- 28. jet lag can disrupt your ____ rhythm.
- 29. He heard a strange noise in the ____ of night.
- 30. The universe regarded as an orderly, harmonious whole.
- 31. The curved shape of the moon or a thin slice of something.
Down
- 2. To relax after a period of work or tension.
- 3. The sky or universe as seen from Earth.
- 4. A group of stars forming a recognizable pattern.
- 5. A state of sleep (often used poetically).
- 6. Illuminated by the light of the moon.
- 10. The first appearance of light in the sky before sunrise.
- 11. On weekends, I love to ____ in until noon.
- 13. It's getting late; let's ____ it a night and continue tomorrow.
- 14. Working the ____ shift can be tough on your sleep schedule.
- 16. To fall asleep gradually. ____ off.
- 17. Pertaining to the sky or heavens.
- 18. A substance that raises levels of physiological or nervous activity in the body.
- 19. Relating to astronomy or outer space.
- 20. Easily annoyed or angered.
- 21. The curved path of a celestial object or spacecraft around a star, planet, or moon.
- 25. To fall asleep (informal). ____ off.
- 26. The birds begin singing at first ____.