"A gripping panorama of a world in peril" (Chicago Sun-Times) from the author of Anvil of Stars. June 26, 1996: One of Jupiter's moons disappears. September 28, 1996: A mysterious cinder cone is found in Death Valley. October 1, 1996: An enormous granite mountain is discovered in Australia. It wasn't there six months ago. . . . "Bear's best novel".--San Diego Union.