Traces the history of the 1986 Challenger mission and studies the causes of the explosion which killed teacher Christa McAuliffe and six other astronauts.
The first private American citizen chosen to go on a spaceflight, Christa McAuliffe, lost her life when the Challenger exploded just after liftoff. Describes her special interest in the space program.
Discusses the development and purpose of space shuttles and whether the rivalry between the United States and the Soviet Union will be carried on in space.
Describes the activities aboard the space shuttle Discovery during its historic flight in 1998 when John Glenn, at age seventy-seven, returned to space.