Across
- 2. when massive stars explode at the end of their life cycle
- 4. stars appear to move around Polaris 15' each hour due to Earths...
- 7. the moon revolves around it
- 10. the direction of its swing changes due to earth's rotation
- 11. also known as a blood moon
- 12. the approximate length of time for the moon to complete one full lunar cycle
- 14. a group of stars in the night sky that make a picture
- 16. the theory that the universe started as a single point
- 18. we have seasons because this is tilted
- 19. takes 23 hours 56 minutes on Earth
Down
- 1. celestial object that causes tides
- 2. a rare celestial event that occurs during a new moon
- 3. takes 365.25 days for Earth
- 5. the phase of the moon when it is in between the earth and sun
- 6. moon phase where we see a white circle in the night sky
- 8. force that causes tides
- 9. the hottest star in your ESRT
- 13. days get _________ between march 1st and may 1st
- 15. the north star
- 17. the biggest and brightest star in your ESRT