Space Discovery

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Across
  1. 2. Planet closest to the Sun
  2. 3. The largest planet in our solar system
  3. 4. The first artificial satellite launched into space
  4. 6. Planet with a famous ring system
  5. 8. First human in space
  6. 11. Telescope that observes distant galaxies from space
  7. 12. Force that keeps planets in orbit
Down
  1. 1. Planet known for its extreme winds and blue color
  2. 2. Planet known as the Red Planet
  3. 5. A giant cloud of gas and dust where stars are born
  4. 7. Our galaxy’s name
  5. 9. Small rocky bodies sometimes collide with planets
  6. 10. Star at the center of our solar system