Discusses how in the 1950s, black women made critical contributions to NASA by performing calculations that made it possible for the nation's astronauts to fly into space and return safely to Earth.

[Table of contents]. NASA's Secret -- Human Computers -- Educating Black America -- Flight and fight -- Segregated Science -- Challenging the Space Race -- Race, Place, and Outer Space -- Science in Space -- Hidden No More -- Timeline -- Essential Facts -- Glossary.