“Expansive and enlightening. . . . Impey packs his prose with wonderful anecdotes and weird factoids.”—New York Times Book Review Human exploration has be

The greatest adventure in human history is about to begin. Meet the extraordinary men and women who are leaving Earth and everything they know and love to find

Seeking to reenergize Americans' passion for the space program, the value of further exploration of the Moon, and the importance of human beings on the final fr

This is a completely updated and revised version of a monograph published in 2002 by the NASA History Office under the original title Deep Space Chronicle: A Ch