Across
- 3. Covers Mars during storms.
- 5. Low clouds near surface.
- 7. Layer of surrounding gases.
- 9. Blow across alien worlds.
- 10. Frozen weather on planets.
Down
- 1. Giant swirling planetary storm.
- 2. Powerful weather on planets.
- 4. Bright flashes during storms.
- 6. Float in planetary skies.
- 8. Falls on some planets.
