Across
- 2. The “Red Planet”
- 4. Natural satellite that orbits Earth
- 6. Smallest and innermost dwarf planet in our solar system
- 8. Closest planet to the Sun
- 9. First human to walk on the Moon
- 11. Planet known for its rings
- 12. Largest volcano in the solar system
Down
- 1. Planet that rotates on its side
- 3. Name of NASA’s famous space telescope
- 4. Name of the galaxy that contains our solar system
- 5. Phase when the Moon is not visible from Earth
- 7. Largest planet in our solar system
- 10. Term for a star explosion