Across
- 2. the act of a celestial body circling another celestial body
- 5. When the sun and the moon form a 90-degree angle in relation to each other
- 6. the planet we live in
- 8. big rock that orbits the earth
Down
- 1. When the sun and moon form a straight line to eachother
- 3. All of the planets that orbit the sun
- 4. big ball of hot gas in the middle of our solar system
- 7. The tilt of the earth