Space junkies and armchair astronauts are provided with comprehensive, handy references for a variety of space-related missions, vehicles, and concepts in this pocket-sized series. Compiled with the cooperation of NASA, each topic-specific reference features relevant statistics, photographs, and the stories behind each project. Books on manned missions include crew photographs, information on patches and equipment, and flight statistics such as time in space, distance traveled, and mission objectives. Photographs and statistics for launch vehicles, orbiters, probes, and experimental equipment are featured in each equipment-specific reference. All of the Mars probes, including Global Surveyor, Mariner 4, 6, 7, and 9, the Mars Exploration Rovers, Mars Odyssey, Mars Pathfinder, Sojourner, and Viking 1 and 2, are discussed in this reference to the vehicles used to explore Earth"s volatile neighbor.