Across
- 1. A group of things that interact
- 3. related to the sun
- 5. Objects made of rocks, ice and gas which form bright tails
- 7. The phase of the moon before or after a full moon
- 8. An oval path that planets move along in the solar system
- 9. It reflects the light from the sun
Down
- 2. An equipment that helps you to view eclipses
- 4. an unusual event
- 6. The study of the Sun, moon, stars and planets
- 7. A large systems of stars in outer space