Across
- 3. American space agency
- 5. A bright object in the night sky
- 6. Planet with rings
- 8. The path of an planet as it revolves around the sun
- 9. What Mars, Jupiter and Venus are
- 13. The name of the vehicle sent roam over Mars
- 15. White object in the sky, closest to us
- 16. Very hot center of our solar system
- 17. small rock from space that sometimes lands on Earth
Down
- 1. A whole bunch of stars together, ours is Milky Way
- 2. A planet that looks a little bit red in our sky
- 4. area in space that sucks stuff in
- 7. Little green creatures from another planet
- 10. A person who travels to space
- 11. A tool used to observe far away things in space
- 12. Halley´s
- 14. A vehicle that travels through space