Across
- 3. a small rocky body orbiting the sun
- 6. a celestial object consisting of a nucleus of ice and dust
- 7. a cloud of gas and dust in outer space,
- 8. it is a component of the interstellar medium
- 9. celestial body that turns around a star
- 10. a fixed luminous point in the night sky
- 11. a large body of matter in orbit around the sun or a star
- 12. somthing that Help us to stay on earth
- 15. the évolution of the Universe
Down
- 1. Everything that exists
- 2. she’s our orbit
- 4. it’s a protoplanet who percute the Earth
- 5. a system of millions or billions of stars
- 8. a very powerful explosion of a star.
- 13. a strong, hard magnetic silvery-grey metal
- 14. The Moon