Across
- 1. Italian astronomer who observed moons orbiting Jupiter
- 3. Scientist who used Tycho Brahe’s data to form three laws of planetary motion
- 5. Danish astronomer known for extremely accurate pre-telescope observations
- 7. Polish astronomer who proposed the heliocentric model
- 8. Astronomical model with the Sun at the center
- 9. Large instruments built by Tycho Brahe were used to measure these
- 10. Italian mathematician who introduced Europe to Hindu-Arabic numerals
Down
- 2. Kepler’s discovery about the shape of planetary orbits
- 4. Planet whose phases Galileo observed, supporting heliocentrism
- 6. Revolution in science sparked by new methods and discoveries