On July 26, Arthur Gordon learns that Europa, the sixth moon of Jupiter, has disappeared. Not hiding, not turned black, but gone. On September 28th, Edward Shaw, a geologist working in Death valley, finds a mysterious new cinder cone in very well-mapped area As more unexplained phenomena spring up around the globeL: a granite mountain appearing in Australia, sounds emanating from the Earth's core, flashes of light among the asteroids, it becomes clear...

Follows the mission of a select group of human survivors as they search in the Ship of Law for the aliens who destroyed their planet.

A conflict breaks out between humans and humanform robots on the planets of the Galactic Empire. The conflict leads to the empire's founder, psychohistorian Hari Seldon, being put on trial for treason.

When a new information channel that enables the transmission of unprecedented volumes of data is developed, the bandwidth's users begin having strange experiences that lead to the realization that it might be a pathway to the spirit realm.