April 1970. The glory days of the Apollo space program. NASA send Commander Jim Lovell and two other astronauts on America's fifth mission to the moon. Only fifty-five hours into the flight, disaster strikes. A mysterious explosion rocks the ship. Its oxygen and power begin draining away. Lovell and his crew watch as the cockpit grows darker, the air grows thinner, and the instruments wink out one by one. In this tale of astonishing courage, brilliant improvisation and thrilling adventure, the reader is transported right into the capsule during one of the worst disasters in the history of space exploration.