Across
- 4. a group of star
- 6. gas that gives the colour blue to neptune and uranus
- 8. people who go to space
- 9. space probe which took 12 years to reach neptune
- 11. the largest planet in the solar system
- 14. orbits a planet
- 15. the shape of the galaxy we live in
- 16. giant ball of flaming gas
Down
- 1. the galaxy we live in
- 2. orbits a star
- 3. rock,dust and ........makes the rings of saturn and jupiter
- 5. lumps found in the solar system between mars and jupiter
- 7. time for the earth's spin around
- 10. time for the earth's orbit round the sun
- 12. found on jupiter's surface
- 13. the nearer a planet is to the sun, the ......
- 16. our nearest star