Advanced Space-themed Crossword Puzzle
 
Listed Items
- 1.  The study of stars, planets, and other objects in space
- 2.  Something that is seen in the sky which is unknown
- 3.  The entire space and all the matter and energy within it
- 4.  It can be seen without a telescope
- 5.  Person who pilots a space vehicle
- 5.  Outer space inhabitant
- 6.  A celestial body made of ice, dust, and gas
- 7.  A type of spacecraft
- 8.  When the moon passes in front of the sun
- 9.  A star that gives off light and warmth