Title: From Ptolemy's Spheres to Dark Energy
Subtitle: Discovering the Universe (Chain Reactions)
First published: March 15, 2006
Subjects: Juvenile literature, Astronomy, Cosmology, Astronomy, juvenile literature, Universe, Cosmology, juvenile literature, History, Discoveries in science, Astronomy, history, Discoveries in science, juvenile literature
LC classification: QB46 .F349 2007