Space Exploration

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Across
  1. 5. – U.S. government agency responsible for space exploration
  2. 6. – The collection of planets, moons, and other objects orbiting the Sun
  3. 8. – A habitable satellite in Earth's orbit
  4. 10. – Space telescope that provides deep-space images
Down
  1. 1. – A Russian astronaut
  2. 2. – Robotic spacecraft sent to explore Mars
  3. 3. – Space probes launched to explore outer space
  4. 4. – U.S. space program that put the first man on the moon
  5. 7. – Powerful rocket used in the Apollo missions
  6. 9. – The first artificial Earth satellite launched by the USSR