Title: Quasars, pulsars, and black holes
Description: Discusses the formation and peculiar features of the universe, particularly stars and galaxies emitting special types of radio waves.
Subjects: Juvenile literature, Black holes (Astronomy), Stars, Galaxies, Cosmology, Universe, Astronomy, Quasars, Abismos negros (Astronomía), Cuasares, Literatura juvenil, Cosmology, juvenile literature, Astronomy, juvenile literature