Across
- 2. a star that suddenly becomes very much brighter
- 4. movement of heavenly body across the face of another. the sun moon and the earth takes place
- 6. a hole made when a rocky lump from outer space hits the surface
- 9. someone who travels in space
- 10. layer of gases around the earth and the other planets
- 13. a small star that is very dense
- 15. small object made of rock and metal that orbits in the solar system between Mars and Jupiter
Down
- 1. a timy member of the solar system which starts to shine when it draws near the sun
- 3. a region is space that has such an enormous gravity that not even light rays can escape it
- 5. to do with the moon
- 7. a great star "island" in space
- 8. the pattern a group of bright stars make in the sky
- 11. a large body that orbits around the sun. there are 8 of them
- 12. distance the light travels in a year
- 14. the joining together of two spacecraft in space