Across
- 2. a very small star
- 7. what powers the sun
- 8. how shapes can be made by stars in the night sky
- 10. what started it all
- 11. our solar system is in one
- 12. the study of things beyond our planet
Down
- 1. evidence that the big bang happend
- 3. what happens when a star explodes
- 4. a peice of science equipmen that we use to see things far away
- 5. this is at the center of every galaxy
- 6. galaxies moving away that are seen as red
- 9. what goes up must come down