Historical Astronomers

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Across
  1. 3. greek astronomer who is accredited for the Geocentric theory
  2. 4. Latin word for Sun
  3. 7. circular path that planets were believed to move in
  4. 10. stars, planets, the moon, the sun
  5. 11. Earth at the center of the universe
Down
  1. 1. German mathematician who came up with the idea of ellipses
  2. 2. SUn at the center of the universe
  3. 5. Instrument used by Galileo to prove Heliocentric model was true
  4. 6. oval path that planets moved in
  5. 8. Earth
  6. 9. English physicit that came of with Observations of Universal Gravitation
  7. 12. Polish astronomer accredited with the Heliocentric model