Space/Tourism

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