This printable word search puzzle on the topic of Astronomy & Space contains 18 hidden words in a 24x24 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
Outer planets
Inner planets
solar system
Spacecraft
atmosphere
universe
Neptune
Mercury
Jupiter
galaxy
Uranus
Saturn
Probe
Earth
Venus
Star
Moon
Mars