40 years after the Challenger disaster, a key part of the mission continues

NASA’s 1986 Challenger mission was intended to inspire students to consider a future in space. The crew’s family is continuing their legacy.
Space.com

40 years after the space shuttle Challenger disaster, spaceflight remains far from routine

Challenger exploded 73 seconds after liftoff while carrying seven people, including "Teacher in Space" participant Christa McAuliffe. Nobody survived the launch on Jan. 28, 1986 from NASA's Kennedy ...