Space Crossword Puzzle

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Across
  1. 2. Space has this,instead of air
  2. 5. nearest galaxy to the solar system.
  3. 7. Dutch astronomer, after whom a ring of icy bodies present just outside of Neptune's Orbit, has been named.
  4. 9. First Satellite ever launched into space.
  5. 10. India's manned space mission
  6. 11. Space telescope named after an American Astronomer.
Down
  1. 1. largest planet of the solar system.
  2. 3. First satellite launched by India
  3. 4. Celestial body having a tail.
  4. 6. satellite of Mars, named after Greek God of Terror.
  5. 8. Largest moon of saturn
  6. 10. huge collection of gas, dust, and billions of stars and solar systems, held together by gravity.