Across
- 2. A DEVICE MOVING AROUND THE PLANET TO SEND DIGITAL INFORMATION
- 6. AN ICY ROCK TRAVELLING THORUGH SPACE WITH A 'TAIL' OF GAS
- 7. A MACHINE WHICH PRODUCES POWER TO MAKE A VEHICLE MOVE
- 9. THE FORCE THAT CAUSES SOMETHING TO FALL TO THE GROUND
- 12. A PERSON WHO TRAVELS TO SPACE
- 13. A LARGE BAG FILLED WITH GAS WHICH RISES IN THE AIR
- 14. system OURS HAS EIGHT PLANETS IN IT
- 15. A GAS WHICH IS LIGHTER THAN AIR
Down
- 1. THE MEASUREMENT OF HOW WIDE SOMETHING IS
- 3. SOMETHING YOU USE TO LOOK AT THE STARS
- 4. THE EARTH IS ONE OF THESE
- 5. THE MEASUREMENT OF HOW HIGH SOMETHING IS
- 8. A LARGE ITEM MADE FROM CLOTH WHICH HELPS THE WEARER TO FALL SLOWLY TO THE GROUND
- 10. THE PERSON WHO STUDIES THE STARS
- 11. A SYSTEM OF MILLIONS OF STARS