Advanced Space-themed Crossword Puzzle
 
Listed Items
- 1.  A vehicle that flies in space
- 2.  It reflects sunlight and changes shape
- 3.  A celestial body made of ice, dust, and gas
- 4.  An object that is seen in the sky, but not identified
- 5.  A celestial body that shines brightly in the night sky
- 6.  Person who travels in outer space
- 7.  The space and all the matter and energy that fills it
- 8.  The study of stars, planets, and other objects in space