Christa McAuliffe - "Teacher in Space" Participants - Announcement - JSC

S85-46206 (December 1985) --- Sharon Christa McAuliffe, STS-51L payload specialist representing the Teacher-in-Space Project, uses a treadmill exercising device during a training session at the Johnson Space Center in preparation for January?s week-long mission aboard the space shuttle Challenger. This photo was taken by Bill Bower. Photo credit: NASA