Across
- 3. Giants Name given to the four outer planets Jupiter, Saturn, Uranus, and Neptune
- 5. A chunk of rock or dust in space
- 9. Any object that revolves around another object in space
- 11. Earth centered model
- 12. Streak of light produced from the sky
- 13. objects that revolve around the sun that are too small to be considered planets
- 14. A meteoroid that has hit the Earth's surface
- 15. Belt The region of the solar system between the orbits of Mars and Jupiter
Down
- 1. Sun centered model
- 2. The attractive force between two objects
- 4. The study of the moon, stars, and other objects in space
- 6. The path of an object as it revolves around another object
- 7. A scientist who studies the universe beyond Earth
- 8. Planets Four inner planets Mercury Venus Earth Mars
- 10. A ball of rock, ice, and cosmic dust