Across
- 3. Shuttle a space vehicle which astronauts use to get to space
- 5. a space agency which researches information about the universe
- 6. it seperates the inner and outer planets
- 10. people who learn and explore space
- 12. bits of molecules which fly in space
- 13. the only planet which we can live on
- 15. an unidentified object
- 16. a rocket which reached the moon
- 17. the curved path that a satelite or planet follows around the earth or sun
- 18. Spot an area which is cooler than the other areas on the sun
- 20. a process in which a star gets it's light and energy
- 22. a place where astronauts stay while they are on a mission
- 23. a very light gas with no colour, taste or smell
- 25. the first person to walk on the moon
- 27. a constellation of a lion in space
- 28. a planet which is well known for it's beatiful rings
Down
- 1. shapes in which a moon forms
- 2. planets which are made of gases
- 4. middle sized rocks which fly in space
- 6. light display found in the Artic
- 7. group of meteors that strike a planet
- 8. the passing of the sun below the horizon in the evening, or the time at which this happens
- 9. a comet which passes earth every 75 years
- 11. creatures which come from other planets
- 14. the biggest planet in the solar system
- 19. a moon of Saturn which is the second largest moon
- 21. a group of stars that form a picture
- 24. a natural satelite
- 26. a galaxy made of billions of stars and planets