Across
- 2. The spinning motion of a planet about its axis
- 4. Getting larger, stronger, fuller, etc
- 5. The darkest part of a shadow
- 8. The daily rise and fall of earth's waters on shore
- 9. The two days of the year on which the noon sun is directly overhead at either 23.5 degrees south or 23.5 degrees north
- 12. The part of the shadow surrounding the darkest part
- 13. An unmanned space craft sent out to investigate planets and other objects in outer space
- 14. A streak of light in the sky produced by the burning of a meteoroid in earth's atmosphere
Down
- 1. satellite A natural object that revolves around another object in space
- 3. The path of an object as it revolves around another object in space
- 4. Getting smaller, weaker, dimmer, etc
- 6. The movement of an object around another object
- 7. A meteoroid that has hit earth's surface
- 9. eclipse The blocking of sunlight to earth that occurs
- 10. system The sun and all of the planets,asteroids,comets,ect. that move around it
- 11. A chunk of rock or dust in space