Across
- 4. the study of stars and other celestial objects
- 5. move around another object
- 7. a massive orbit around the sun
- 8. the curved path,usually elliptical described by a planet, satellite, spaceship, etc., around a celestial body, as the sun
Down
- 1. the belief that stars and the moon can effect a humans behavior
- 2. what keeps us from floating into space
- 3. spin on its axis
- 6. the only known planet to have life