Five thousand years sooner or later, humankind has unfold around the galaxy and greater than a dozen diversified planetary and method governments exist in an uneasy truce. humans have stumbled on no symptoms of different lifestyles anyplace forthcoming human intelligence. till scientists find a sunless planet they identify Danann.
Moving at unnaturally excessive velocity, Danann travels the void simply past the sting of the galaxy. Its continents and oceans were sculpted and formed and there's yet a unmarried, virtually perfectly-preserved megaplex upon the surface--with tens of hundreds of thousands of near-identical metallic-silver-blue towers set alongside curved canals. but, Danann has been deserted for thus lengthy that even the ambience has frozen good.
Orbital commute pilot Jiendra Chang, artist Chendor Barna, and background professor Liam Fitzhugh are recruited through the Comity executive and its Deep house provider as a part of an extraordinary and distinctive day trip to resolve Danann's secrets and techniques. And there are forces that might cease at not anything to avoid them, no matter if it capability interstellar war.