What the universe is made of Word Search

This printable word search puzzle on the topic of Astronomy & Space contains 43 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.

Globular clusters
interstellar dust
central bulge
dwarf planets
superclusters
black holes
dark energy
dark matter
perseus arm
microwaves
orion spur
radiowaves
satellites
asteroids
electrons
darkness
elements
Galaxies
neutrons
gravity
jupiter
nebulas
planets
protons
comets
energy
matter
quarks
saturn
color
earth
light
pluto
stars
venus
atom
dark
disk
halo
heat
mars
void
gas