Discusses the various theories concerning the creation, expansion, and possible end of the universe. Also defines such phenomena as black holes, neutrons, pulsars, red shifts, and other discoveries that further enhance our knowledge of the world beyond our planet.
Franklyn M. Branley was the originator of the Let's-Read-and-Find-Out Science series and the author of close to 150 popular books about scientific topics for young readers of all ages. He was Astronomer Emeritus and former Chairman of the American Museum of Natural History-Hayden Planetarium.