Space exploration

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Across
  1. 4. shuttle Reusable spacecraft
  2. 5. Venus and Mercury probe
  3. 6. Extravehicular activity
  4. 10. Study of life in space
  5. 12. Final moon landing mission
  6. 13. Moon landing vehicle
Down
  1. 1. Space telescope launch
  2. 2. Interstellar space probe
  3. 3. Saturn mission launch
  4. 5. Soviet mission to Mars
  5. 6. First US space station
  6. 7. First moon landing mission
  7. 8. Mars lander and orbiter
  8. 9. Spacecraft used by USSR
  9. 11. Launch vehicles used