Discusses activities astronauts do while they're in space.

In the graphic novel Astronauts: Women on the Final Frontier, Jim Ottaviani and illustrator Maris Wicks capture the great humor and incredible drive of Mary Cle

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

Near the end of the Apollo 15 mission, David Scott and fellow moonwalker James Irwin conducted a secret ceremony unsanctioned by NASA: they placed on the lunar

Today, the training of American astronauts is almost taken for granted, but prior to 1961 no one knew whether humans could function in space at all. Space suits