Across
- 2. motorway
- 3. journey
- 4. trip
- 10. launch
- 11. orbit
- 12. Tube
- 13. board (verb)
- 14. space station
- 16. rocket
- 19. get in
- 20. travel
- 21. land (verb)
- 22. get on
- 24. spacecraft
- 25. take off
Down
- 1. passenger
- 4. traffic jam
- 5. platform
- 6. astronaut
- 7. underground
- 8. subway
- 9. high-speed train
- 15. crew
- 17. voyage
- 18. flight
- 23. gate