Solve the puzzle

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Across
  1. 1. Full moon is also known as.
  2. 5. The first man to step on the surface of the moon.
  3. 7. A celestial body that moves around the planets.
  4. 8. A famous astronomer of ancient India.
  5. 9. The shape of the earth
Down
  1. 2. Fixed paths on which the planets revolve around the sun.
  2. 3. Various patterns formed by different group of stars.
  3. 4. New moon is also called as.
  4. 6. The North Star is also called.