US Mint marks 35 years since Challenger with 'Teacher in Space' coin

A new U.S. coin honoring Christa McAuliffe, NASA's first "Teacher in Space," will help continue her educational mission 35 years after she and her six astronaut crewmates were tragically lost.

Source : https://www.space.com/christa-mcauliffe-teacher-in-space-challenger-astronaut-coin-launch