Across
- 2. and Venus
- 3. rocky remnants airless
- 4. found in every planet except for
- 6. orbits the sun , found in milky way galaxy
- 7. rock , ice , dust
Down
- 1. made up of dust grains and small asteroids
- 4. high speed , burn up , shooting stars
- 5. Hot , made of gasses yellow ,hydrogen and helium