This printable word search puzzle on the topic of Astronomy & Space contains 20 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.
steady state theory
George lemaitre
vesto slipher
dark energy
increasing
dark matter
big freeze
discovery
big crunch
universe
Einstein
expansion
Big bang
big rip
theory
energy
hubble
Nobel
time
Nasa