Read No World of Their Own Storyline:
Space explorers returning to an unrecognizable Earth after five millennia away find themselves caught up in a deadly political power game on a planet racing toward intergalactic war Five thousand years have passed since the interstellar spacecraft Explorer left Earth, and now Edward Langley and his two crewmates are returning home. The faster-than-light mission that took only a year for Langley, Matsumoto, and Blaustein has cost them the only world they ever knew. This future Earth is unrecognizable, its global society ruled by a benevolent, all-powerful computer and divided into a strict class structure of masters and slaves. Though war has been eradicated for generations, tensions between the powers on Earth and colonists on Centaurus over mineral mining are rapidly reaching a violent breaking point. The homecoming of three astronauts from the distant past should have no bearing on the present political situation. But the crewmembers did not come back...Pages of No World of Their Own :
