Across
- 2. – Cloud of gas and dust in space
- 5. – Region in space where gravity is so strong not even light can escape
- 6. – Second planet from the Sun
- 9. – Large system of stars and planets
- 11. – Small rocky body in space
- 12. – Streak of light caused by a space rock entering the atmosphere
Down
- 1. – Largest planet in the solar system
- 3. – Celestial body that orbits a star
- 4. – Natural satellite that orbits planets
- 7. – Luminous point in the night sky
- 8. – Known as the Red Planet
- 10. – Icy body that orbits the sun