Across
- 4. red desert storm
- 8. robot that explores a planet
- 9. synonym for never giving up
Down
- 1. mons biggest shield volcano on Mars
- 2. something you find when metal is in water too long
- 3. second smallest planet in the solar system
- 4. month pathfinder was launched
- 5. greek god counterpart
- 6. large mountains that spew lava
- 7. Sci-Fi Mars alien