A new book from Robert Sawyer, winner of numerous Hugo, Nebula and Aurora awards. While Robert Oppenheimer and his Manhattan Project team struggle to create an atomic bomb, Edward Teller dreams of an even more destructive weapon, based on nuclear fusion - the mechanism that powers the Sun. Teller's research leads to a terrifying discovery: by 2030, the Sun will eject its outer layer, destroying the Earth. After the bombing of Japan and the end of the war, Oppenheimer's team, as well as Albert Einstein and Wernher von Braun, unite - the greatest Scientific geniuses of the last century begin a war against time to save our future. Filled with careful research and rich in real characters, Oppenheimer. Alternative" is a breathtaking adventure in real and alternative history.