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.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.Read More