Advanced Space-themed Crossword Puzzle
 
Listed Items
- 1.  Not from this planet
- 1.  The science of celestial bodies and the universe
- 2.  It reflects sunlight and changes shape
- 3.  A yellowish-orange disk in the sky
- 4.  The space and all the matter and energy that fills it
- 5.  The path of a celestial body around a star
- 6.  Device for viewing stars
- 7.  An object that is seen in the air, but not identified