Across
- 4. Cloud of gas and dust
- 6. Changes to allow orbital speed change
- 8. Early stage in star formation
- 9. The Earth has one natural
- 10. Causes stars to collapse
Down
- 1. Everything that exists throughout time and space
- 2. The Milky Way is one
- 3. Path around a star or planet
- 5. Building elements
- 7. Spreads elements over the universe