This printable word search puzzle contains 21 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.
white dwarfgalaxy
astunomical unit
nuclear fusion
neutron star
light years
white dwarf
elliptical
black hole
irregular
milky way
supernova
red giant
asteroid
universe
big bang
gravity
cluster
planet
spiral
nebula
star