Isaac Asimov

The Second Foundation meets the threat of a perilous mutant only to face the challenge of the corrupted First Foundation for control of the galactic empire

One of the great masterworks of science fiction, the Foundation novels of Isaac Asimov are unsurpassed for their unique blend of nonstop action, daring ideas, and extensive world-building. The story of our future begins with the history of Foundation and its greatest psychohistorian: Hari Seldon. For twelve thousand years the Galactic Empire has ruled supreme. Now it is dying. Only Hari Seldon, creator of the revolutionary science of psychohistory,...

Pursued by the warlords of the Nebular Kingdoms, Biron Farrill seeks refuge on the last peaceful planet of the galaxy.

Examines the many facets and puzzles of our Moon, including its phases and eclipses, its early discoveries and modern exploration, and its possible origins and future prospects.

Introduces the bodies in space also known as planetoids, minor planets, or when they stray from their paths, meteoroids.