new frontiers

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Across
  1. 2. to to allow or cause a particular result
  2. 3. Characteristics, parts or features
  3. 5. A large area of flat land with few trees
  4. 7. A low area of land between hills or mountains, typically with a river or stream flowing through it.
  5. 9. your family and your experience of education, living conditions, money
  6. 12. continued effort to do or achieve something, even when this is difficult or time-consuming
  7. 13. An unmanned spacecraft in orbit around the earth or moon or another planet to collect information or for communication
  8. 14. evidence
  9. 15. wishing to become successful at something particular, usually a job
Down
  1. 1. The foundation or the most basic starting point
  2. 4. an occasion that allows something to be done
  3. 6. to discover something, usually using special instruments
  4. 8. The gases surrounding the earth or any other planet
  5. 10. very small dry pieces of soil, sand, or other substances
  6. 11. the skill of being a leader