This printable crossword puzzle on the topic of Astronomy & Space has 11 clues. Answers range from 3 to 11 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Our Planet
The largest planet in our solar system
The largest of Neptune's moons
The highest mountain on Mars
Yuri Gagarins spacecraft
Soviet Unions first satellite in 1957
First animal in space
Surname of the first man on the moon
The hottest planet
The first planet to be discovered with a telescope
The planet closest to the sun