Across
- 2. Colour of the hottest star
- 5. The measurement of travelling light
- 6. Planet that has no moons
- 7. Is not classified as a planet anymore
- 9. The galaxy we live in
- 10. Planet that spins opposite way to other planets
- 11. The star at the centre of the solar system
Down
- 1. The largest planet in the Solar System
- 3. physical rocks about the size of a pebble
- 4. A cloud of dust and gas
- 6. The earths natural satellite
- 8. Known as the red planet