Across
- 2. the slow accumulation of layers or material
- 4. contains many solar systems, but smaller than a galaxy
- 8. contains all time, space, matter and energy
- 10. color is a way to catagorize stars. Our Sun is considered to be __________
- 11. a small piece of wood used to dislodge things in your teeth
- 12. a sudden event caused without a clear cause
- 15. a speck of __________; also an ingredient in making stars and planets
- 17. home
- 20. a sub-atomic particle not found in the nucleus
- 23. the outermost layer of the Sun
- 26. the Sun's outer atmosphere, not the surface
- 28. beginning stage, immature
- 32. a natural satellite, found near several planets
- 34. one light year is approximately six _________ miles
- 35. the death of a star
- 36. the center of our solar system
- 37. too small to be considered a planet, but it's still a neighbor in our Solar System
Down
- 1. used to describe the four planets closest to the Sun
- 3. a solar _________ is an eruption of plasma from the Sun's surface
- 4. a __________ of sand
- 5. the type of nuclear reaction that keeps all stars going, including our Sun
- 6. the distance from the Sun to the Earth is one __________ unit
- 7. each month of the Cosmic Calendar was about 1.1 _______ years
- 9. made a princess uncomfortable
- 13. "has a nice ring to it"
- 14. due to gravity, the 3-d shape of all planets
- 16. not what sticks socks together, it means lacking movement, action or change
- 18. "the smallest and closest one"
- 19. in our cosmic address, the Virgo _______
- 21. some of the planets are consider gas __________
- 22. this spacecraft, without the number, has gone farther than any other
- 24. __________, the outer boundary of our Solar System
- 25. used to hold several papers together
- 27. the Sun's lower atmosphere, not the surface
- 29. liquified by heat
- 30. the largest planet
- 31. it gets its color from iron oxide
- 33. a measure of temperature that uses absolute zero as its starting point
- 35. a dark patch on the surface of the Sun