Space is pretty galactical Crossword

This printable crossword puzzle on the topic of Astronomy & Space has 18 clues. Answers range from 4 to 13 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

We live here
A large burning ball of gas
A planet next door to the Earth
The most famous space institute
Controversial 'planet'
"That's one small step for man, one giant leap for mankind."
Hottest planet, 10/10
The Roman goddess of love
Sphere of ice made for throwing at others
The mission headed by Alan Stern
The largest planet in our solar system
Our solar system's only ringed planet
Our Earth ______ the sun
The planet with 27 moons
We live in the Milky Way _______
Massive cloud of dust and gas
The dog star
Hunter made of a belt of stars