Across
- 5. system it consists of8 planets that orbit around the sun
- 7. The scientist who studies sun, moon , stars
- 8. a large hole
Down
- 1. a place where scientists study the space
- 2. a machine that scientists use to look at planets and moons
- 3. The center of something
- 4. rocky small bodies around the sun
- 6. contains many solar systems