A mysterious radio beacon from a distant world called Tiber unites scientist-astronaut Chris Terence and visionary entrepreneur Sig Jarlsbourg in a new space race -- and leads one man to his doom. The same mystery will lure their families to Mars and beyond, seeking the legacy of ancient beings who came to our ancestors in chariots of fire -- but were too mortal to be gods. A magnificent tapestry of heroic triumphs and tragedies, Encounter with Tiber spans light years and millennia to prove that space is the next challenge of the human spirit, of our eternal need to journey beyond the highest mountain and beyond the farthest shore...