Across
- 1. The tiny particles much smaller than atoms
- 3. The Ice Giant of the Solar System
- 6. The small patterns of stars in the sky
- 7. Stars are born in this giant molecular cloud
- 8. A powerful and gigantic explosion of the stars
- 9. One of the 3 ways in which heat moves
- 10. It splits light into its different wavelengths
Down
- 2. The closest large galaxy to the Milky Way
- 4. The first person to suggest that the Earth was moving around the sun
- 5. The tendancy of things to stay still unless they are forced to move