Phoresis and Other Journeys contains three novellas from Hugo Award-winning author Greg Egan.<br/><br/>• “The Four Thousand, the Eight Hundred”: civil war in an asteroid colony sees refugees fleeing, by any means possible.<br/>• “Dispersion”: a world where all life is divided into six cyclically invisible and intangible groups faces a terrifying new disease.<br/>• “Phoresis”: the inhabitants of a double planet embark on an epic, multi-generational project to cross between the twin worlds.