Three-dimensional, accordion-fold pocket guides, each tucked inside an attractive slipcase, reveal favorite sites and fascinating subjects.
Zoom in on a dozen key moments in the history of space exploration from "Sputnik 1" (the first artificial satellite to orbit Earth) to the "Curiosity" rover, a car-size device sent to Mars to see if the planet has ever been able to sustain life in this journey through the solar system and beyond."