Astronaut Encounters Crossword

This printable crossword puzzle on the topic of Astronomy & Space has 12 clues. Answers range from 5 to 9 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

When a rocket is powerfully set into motion and blasts off (verb [6]).
Clean conditions to keep healthy and avoid diseases (noun [7]).
A person in control of an aircraft (noun [5]).
A small, thin ball of liquid around air is called a... (noun [6]).
Everyone hates doing these types of tasks, but we all have to in our day to day lives (noun, plural [6]).
That which is not on earth is in .... (noun [5]).
To travel between two places (verb [7]).
Something which drifts around the earth, usually man-made (noun [9]).
Without this, astronauts and everything around them floats (noun [7]).
A flowing substance with no fixed shape (noun [5]).
When something moves through a ...... , the unwanted things in it are removed (noun [6]).
An important assignment or task to complete, usually involving travel.