Crossword Puzzle

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Across
  1. 2. planet has large number of satellites
  2. 4. first artificial satellite launched by India
  3. 5. nearest planet to the Sun
  4. 7. The planet which appears reddish in colour
  5. 8. constellation appears to have the shape of a hunter
  6. 9. The planet which is farthest from the Sun
Down
  1. 1. distance travelled by light in one year
  2. 3. A celestial body that revolves around a planet
  3. 6. only natural satellite of Earth