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.
electromagneticspectrum
hertzsprung-russell
red supergiant
spiral galaxy
main sequence
light years
black hole
whitedwarf
luminosity
radiation
red giant
protostar
supernova
universe
nebulae
planet
galaxy
rigel
star
sun