Astronomer Crossword

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Across
  1. 3. Ptolemy's treatise about the movement of planets, and apparent movement of stars.
  2. 5. What is known about Claudius Ptolemy's life.
  3. 7. Founder of modern astronomy, creator of the heliocentric theory.
  4. 9. Creator of the telescope, supported by Kepler
  5. 12. The theory that the solar system revolves around the Earth
  6. 13. Created the planetary hypothesis, and created geocentrism
  7. 14. Tycho Brahe's observatory in Denmark
  8. 15. Who banned Nicolaus Copernicus's work
Down
  1. 1. Dutch astronomer, most useful observations before the telescope
  2. 2. The theory that solar system revolves around the sun
  3. 4. The system where the planets revolve around the Sun, and the Sun revolves around the Earth.
  4. 6. Where did Nicolaus Copernicus go to university.
  5. 8. Who kidnapped Tycho Brahe.
  6. 10. Creator of the laws of planetary motion
  7. 11. Where did Brahe move in 1599