Back in the 1950s and early 1960s, before liquid-fuel rockets had launched us full-sail onto what John Kennedy would call the "new ocean", a small fraternity of

Project Manhigh took humans to the threshold of space using balloons. In the 1950s, a small band of Air Force doctors were on the cutting edge of the United Sta

A world-renowned astronomer and an esteemed science writer make the provocative argument for space exploration without astronauts. Human journeys into space fil

Discusses activities astronauts do while they're in space.

Three . . . two . . . one . . lift-off!!! This new Pictureback book is a totally up-to-date story of mankind's exploration of space. The book includes the most