Across
- 3. ring of gas and dust expelled by a dying star
- 6. galaxy that contains our solar system
- 7. phenomenon where light from a star is blocked by another celestial body
- 9. layer of the earth's interior is primarily composed of solid iron and nickel
- 10. brightest object in the night sky after the moon
Down
- 1. galaxy nearest to the Milky Way
- 2. largest planet in the solar system
- 4. theory that explains the birth of the universe
- 5. resistance of an object to change in its motion called?
- 8. closest star to earth