Across
- 3. Ex planet, now classified as a dwarf
- 5. A very bright and distant object
- 8. A small rocky body or minor planet orbiting the sun
- 10. The brightest star in the night sky
- 11. The area around a star with the right conditions to sustain life.
- 12. The push of solar radiation is known as solar ____
- 13. Speed
- 15. The lighter outer part of a shadow
- 16. A place where new stars are made
- 18. The largest moon in our solar system
- 19. A cloud of gas and dust
- 20. The path an object takes around another
Down
- 1. Pulsating Star (portmanteau)
- 2. The largest planet in our solar system
- 4. The Moon Cycle
- 6. The closest galaxy to the Milky Way (excluding the Canis Major Dwarf)
- 7. Also known as the red planet
- 9. An object from outer space landing on the surface of the Earth.
- 14. The region of the solar system beyond the planets
- 17. The "father of modern observational astronomy"