Across
- 4. placed in orbit around the earth to collect information
- 5. sun is the center
- 7. shadow by earth or moon
- 9. made of rock and leftover debris
- 10. orbit around center
Down
- 1. resembling a small planet
- 2. matter from space entering Earth's atmosphere
- 3. small rock in outer space
- 6. snowballs made of frozen gases
- 8. orbit in oval shaped path