This printable word search puzzle contains 18 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.
attractive force
Sagittarius A
black hole
light-year
Andromeda
milky way
supernova
implodes
cluster
gravity
energy
galaxy
planet
earth
orbit
solar
stars
sun