Across
- 3. The name of our group of planets
- 6. BASE Subject + will + ???
- 7. Synonym of 'maybe'
- 9. A planet like this can't support life
- 13. Without this we would float into space
- 15. We use this to travel to Mars
- 17. Lava comes out of this
Down
- 1. Subject + ??? + verbal base = expressing a hypothesis
- 2. What a person wears in space
- 4. A person who travels in space
- 5. The Red Planet
- 8. A person who lives on Mars
- 10. If there is none of this, we can't breathe on a planet
- 11. A person who lives on Earth
- 12. A robot that explores Mars
- 14. A group of stars and planets
- 15. Where we find the Earth, the Sun, the Moon, other galaxies...
- 16. The door of the rocket