Advanced Space-themed Crossword Puzzle
Listed Items
- 1.  A bright, star-like object in the sky
 
- 2.  The sum of all matter and energy
 
- 3.  A celestial body that orbits a planet
 
- 4.  A large, powerful vehicle used to launch people and objects into space
 
- 5.  Circular path of an object around another object in space
 
- 6.  A space rock that orbits the sun
 
- 7.  A building used to study the universe
 
- 8.  A device used to view distant objects
 
- 9.  A walk outside a rocket in space
 
- 10. An object seen in the sky without explanation
 
- 11. The study of the physical and chemical properties of celestial bodies
 
- 11. A visitor from another planet
 
- 12. A giant group of stars, gas, and dust bound by gravity
 
- 13. A natural phenomenon in which the moon passes in front of the sun, blocking its light
 
- 14. The invisible force that makes things fall to the ground
 
- 15. A violent explosion of a star
 
- 16. Object in space that orbits the earth
 
- 17. A celestial object with a nucleus of dust and ice that orbits the sun
 
- 18. One who flies in a spacecraft
 
- 19. A moment when the Earth's axial tilt is furthest from the sun
 
- 20. Expert in the study of stars, galaxies, and other objects in space
 
- 21. A bridge between two points in space