Colonists from the entire solar system converge on the mother planet for the 2276 celebrations.
Among the influx of humanity is Duncan Makenzie, scientist-administrator from the underground colony of Titan, one of the outer moons of Saturn. Makenzie is not just on Earth for the celebrations, though; he has a delicate mission to perform - for his world, his family and himself . . .
Born in Somerset in 1917, but a longtime resident of Sri Lanka, Sir Arthur Clarke is the world's most famous SF writer: author of the scientific paper which established the principle of communications satellites, collaborator with Stanley Kubrick on 2001: A Space Odyssey, and winner of numerous awards for his novels, which include Childhood's End, Rendezvous with Rama and The Fountains of Paradise.