Across
- 6. model of the universe with earth as it's centre.
- 7. the time it takes a planet to revolve around the sun.
- 8. one complete orbit around the sun.
- 9. when the moon blocks sunlight from reaching earth.
- 10. a meteor big enough for part of it to hit the ground.
Down
- 1. diffrent shapes of the moon as seen from earth.
- 2. satellites placed in orbit by humans.
- 3. the galaxy in which our solar system is located.
- 4. full, dark shadow of an eclipse.
- 5. less dense shadow of an eclipse.