Space Exploration

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Across
  1. 2. Abbreviation for the International Space Station, a space laboratory.
  2. 4. A vehicle designed for launching payloads into space.
  3. 6. A planet that orbits a star outside our solar system.
  4. 8. A term for life or objects originating outside Earth.
  5. 10. Relating to the Moon or lunar exploration.
Down
  1. 1. A Russian or Soviet astronaut who travels in space.
  2. 3. The path an object takes as it revolves around another in space.
  3. 5. An instrument used for observing distant celestial objects.
  4. 7. Vast collections of stars, gas, dust, and dark matter in space.
  5. 9. Trained space traveler who ventures into outer space.