universe

A collection of essays from the noted scientist includes personal reminiscences, a call for better science education, and explorations of the origins of the universe.

Searchers and scientists have always questioned the cosmos and our place within it, from Galileo watching the sky through his primitive telescope to astronomers receiving high-tech findings from the Hubble Space Telescope. Where do stars come from? How old is the universe? Find out how astronomers and physicists are coming closer to explaining the workings of the universe in one grand, unified theory.

Examines the origins, evolution, and eventual fate of the universe.

Presents information on stars, the planets, gas giants, comets, rockets, and other aspects of outer space in question-and-answer format, and includes related Web addresses and five activities.

An exploration of the universe, featuring color photographs from observatories around the world, as well as from interplanetary spacecraft and the Hubble Space Telescope, that show planets, moon, comets, constellations, stellar nurseries, red giants, supernovae, spiral galaxies, and quasars.

Animated alien space travelers Adi and Woops explore the universe, the possibility of aliens, and tools used to study distant stars and planets, from simple telescopes to instruments that capture gamma rays from other galaxies. Learn just how big the universe is and how much there is left to learn about space.

Discusses some of the many mysteries of space, such as black holes, pulsars, quasars, wormholes, and the random behavior of space matter.