solar system
Across
- 2. when our view of an object is blocked by either another object or the Earths shadow
- 4. when the moon is more than half full but less than completley full
- 5. takes about 365 days to orbit the sun
- 7. shortest days of the year (June22 and December22)
- 9. beautiful lights seen over the polar regions
- 15. an object moving around a star
- 16. a meteorite that is stoney
- 17. a small,frozen cluster of dust which orbits the sun
- 19. known as the red planet
- 20. a self-luminous object
- 22. a shooting star
- 23. the study of the universe
- 26. farthest planet from the sun
- 27. fifth planet from the sun
- 29. Meaning equal day and equal night
- 30. center of solar system
Down
- 1. an imaginary line on which an object rotates
- 3. the distance in which a ray of light would travel in one year
- 6. our galaxy
- 7. famous for its rings
- 8. a group of stars given names by ancient astronomers
- 10. a small rocky body orbiting the sun
- 11. when something is moving in a circle around another object
- 12. darkening of the moon
- 13. a brief eruption of intense high-energy radiation from the sun's surface
- 14. when an object is spinning it is said to be rotating
- 18. closest planet to the sun
- 21. dwarf planet
- 24. dark spots on the sun
- 25. a group of stars, gas and dust that is held together by gravity
- 28. known as our twin