heliocentric Ethan

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Across
  1. 4. Galileo invented a better,more powerful what?
  2. 5. what shape did kepler believe the planets move in?
  3. 6. What did Galileo observe about the moon
  4. 7. what instrument did Galileo observe around jupiter?
Down
  1. 1. means sun
  2. 2. What method did Galileo create
  3. 3. where is kepler from?