"A wave of lethal gamma radiation is expanding from the core of the Milky Way galaxy at the speed of light, killing everything in its path. The countdown to when the death wave will reach Earth and the rest of the solar system is at two thousand years. Humans were helped by the Predecessors, who provided shielding generators that can protect the solar system. In return, the Predecessors asked humankind's help to save other intelligent species that are in danger of being annihilated. But what of Earth? With the Death Wave no ...
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"A wave of lethal gamma radiation is expanding from the core of the Milky Way galaxy at the speed of light, killing everything in its path. The countdown to when the death wave will reach Earth and the rest of the solar system is at two thousand years. Humans were helped by the Predecessors, who provided shielding generators that can protect the solar system. In return, the Predecessors asked humankind's help to save other intelligent species that are in danger of being annihilated. But what of Earth? With the Death Wave no longer a threat to humanity, humans have spread out and colonized all the worlds of the solar system. The technology of the Predecessors has made Earth a paradise, at least on the surface. But a policy of exiling discontent young people to the outer planets and asteroid mines has led to a deep divide between the new worlds and the homeworld, and those tensions are about to explode into open war"--
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Seller's Description:
Good. Minimal signs of wear. Corners and cover may show wear. May contain highlighting and or writing. May be missing dust jacket. May not include supplemental materials. May be a former library book.
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Seller's Description:
Good. Hardcover This item shows wear from consistent use but remains in good readable condition. It may have marks on or in it, and may show other signs of previous use or shelf wear. May have minor creases or signs of wear on dust jacket. Packed with care, shipped promptly.
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Seller's Description:
Very good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority!
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Seller's Description:
New in new dust jacket. New, Publisher overstock, may have small remainder mark. Excellent condition, never read, purchased from publisher as excess inventory.