Now in its 4th edition, this title assembles information from numerous fields of knowledge relevant to the study of space, including major space programs, piloted and robotic mis�sions, satellites, space centers, space planes, biogra�phies, and more, from the earliest missions to the present. In the nearly fifteen years since the 3rd edition, the scope of space exploration history has expanded at both ends, and there are new essays to reflect it. Readers will find new essays on the history of rocket science, as well as on the latest missions-both piloted missions, such as those to the International Space Station, and science missions such as the Mars Rovers and Deep Impact. Topics include: All of the Apollo Programs; Deep Impact; Galaxy Evolution Explorer; Goddard Space Flight Center; Hubble Space Telescope; Jet Propulsion Laboratory; Launch Vehicles; Lunar Prospector; Mars Exploration Rovers; Mercury Project; New Millennium Program; Skylab Program; Voyager Program; and much more.