Christa McAuliffe and Barbara Morgan, Teacher in space primary and backup crew members for Shuttle Mission STS-51L. This mission ended in failure when the Challenger orbiter exploded 73 seconds after launch on January 28, 1986.
full_description
Christa McAuliffe and Barbara Morgan, Teacher in space primary and backup crew members for Shuttle Mission STS-51L. This mission ended in failure when the Challenger orbiter exploded 73 seconds after launch on January 28, 1986.
Full Description
false