Across
- 4. round ball of plasma held together by its own gravity.
- 6. Group of stars that resemble a shape
- 8. 11th sign of zodiac, the water bearer
- 10. the study of space
- 11. Cosmic snowballs of frozen gasses and rock
- 13. largest planet
- 14. a layer of gases that envelop a planet
- 15. The planet closest to the sun
- 16. Planet where life lives
Down
- 1. Way to travel to the moon
- 2. a cavity in the ground
- 3. The heart of our galaxy
- 5. To magnify planets and stars
- 7. a place in space where gravitational pull is so strong
- 9. cloud of dust and gas in space
- 12. The name of our galaxy