This printable word search puzzle contains 33 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.
Hertzsprung-russel diagram
Giant molecular clouds
Schwarzschild radius
Chandrasekhar limit
Apparent brightness
ABSOLUTE MAGNITUDE
Elliptical galaxy
Cepheid variables
Spectral classes
Irregular galaxy
Globular cluster
Hubble sequence
Escape velocity
Messier object
Spiral galaxy
Nuclear bulge
Main sequence
Galactic disk
Event horizon
Binary system
Neutron star
Singularity
Brown dwarf
Black hole
Supernova
Parallax
Quasar
Pulsar
Nebula
Galaxy
Giant
Nova
Halo