The glare of the public eye, conflicts among the crew, disastrous simulations, and a series of harrowing last-minute crises threaten the Apollo 11 astronauts' success at pulling off NASA's crowning achievement—the first lunar landing.

As the life-threatening consequences of the Apollo 13 accident escalate in real time, so do the tensions among the NASA press corps covering it. Among them, a respected, old-school TV journalist questions the confrontational methods of a younger, slicker colleague.