Across
- 4. A statement that says what you think will happen
- 5. The place at a port or an airport where your bags are checked as you come into a country
- 7. To make a planet more like Earth, so that people can live on it
- 8. A period of ten years, especially a continuous period, such as 1910–1919 or 2000–2009
- 10. A chemical element which gives Mars its signature reddish colour
Down
- 1. The smallest planet in the solar system, nearest to the sun
- 2. What do we call the system with the sun and all the planets that move around it, e.g.: The Earth is in the ... system
- 3. A person whose job involves travelling and working in a spacecraft
- 6. Britain's most famous prehistoric monument (see the picture)
- 9. The part of an airport that you go through when you arrive on a plane