Across
- 4. an expert in or student of astronomy
- 6. Revolution, series of events that marked the emergence of modern scientific
- 7. a belief or theory that opinions and actions should be based on reason and knowledge rather than on religious belief or emotional response.
- 9. as in the accepted astronomical model of the solar system.
Down
- 1. a form of ecclesiastical censure by which a person is excluded from the communion of believers
- 2. belief or opinion contrary to orthodox religious (especially Christian) doctrine.
- 3. as in former astronomical systems.
- 5. a forcible overthrow of a government
- 8. a set of principles on which the practice of an activity is based.