Across
- 1. Large chunks of ice, dust, and rock
- 6. Massive collections of gas
- 8. Piece of metal or rock
- 9. huge collection of gas, dust with billions of stars and planets
Down
- 2. type of satellite
- 3. Falling and rising of bodies of water
- 4. Large celestial objects
- 5. Study of space
- 7. Everything that exist