This printable word search puzzle on the topic of Astronomy & Space contains 17 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.
electromagnetic spectrum
apparent magnitude
absolute magnitude
big bang theory
doppler effect
main sequence
luminosity
hr diagram
blue shift
supernova
red shift
universe
asteroid
nebula
galaxy
comet
star