This printable word search puzzle on the topic of Astronomy & Space contains 19 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.
Subatomic particles
Cosmic radiation
Observation
Temperature
Dark energy
Hubbles law
expansion
Beginning
Universe
Einstein
Big Bang
Density
Gravity
History
Energy
Cosmos
atoms
Space
Earth