During the summer of 1968, NASA made a bold decision: In just 16 weeks, the United States would launch humankind's first flight to the moon. Summoned to a secret meeting, Frank Borman, Jim Lovell, and Bill Anders instantly signed on for a project that would vault the nation to the forefront of the space race. Telling the full story of Apollo 8—and including 16 pages of spectacular photos—Jeffrey Kluger revisits the astronauts' inspiring Christmas Day message, and the technological breakthroughs that made the dream of walking on the moon suddenly seems within reach.