Advanced Space-themed Crossword Puzzle
Listed Items
- 1.  A celestial object with a nucleus of dust and ice that orbits the sun
 
- 2.  Expert in the study of the universe and its components
 
- 3.  A device used to travel to outer space
 
- 4.  The scientific study of celestial objects, such as stars, planets, and galaxies
 
- 5.  A celestial body that orbits a planet
 
- 6.  An individual who journeys through space
 
- 7.  A visitor from another planet
 
- 8.  The death of a massive star
 
- 9.  A round object that rises and sets each day
 
- 10. An event in which the sun or moon is partially or completely obscured
 
- 11. A time of the year when day and night are equal in length
 
- 12. A giant group of stars, gas, and dust bound by gravity
 
- 13. Machine the orbits the earth
 
- 14. Long tube with lenses for viewing stars
 
- 15. An object seen in the sky without explanation
 
- 16. Journey of a celestial body around a star
 
- 17. A natural phenomenon that causes objects to move towards each other
 
- 18. A mission to go outside a space vehicle
 
- 19. A celestial object that is made of rock and metal
 
- 20. Everything that exists in space and time