Across
- 2. People would not believe his theory and he developed his model centered with the sun.
- 4. A _______ is a natural satellite.
- 5. The shape of the planets' orbit.
- 6. The model where Galileo provided evidence to.
Down
- 1. ________ units are used to measure distances in the solar system.
- 3. Where Earth is the center of revolving planets and stars.